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statistics
A professor informs her class that a test is very difficult, but the grades will be curved. Scores for the test are normally distributed with a mean of 25 and a standards deviation of 5. If she curves the grades by adding 50 to each grade, What is the new mean? What is the new...
Saturday, April 28, 2012 at 10:17pm
book report
can someone show me how a third grade bokreport layout is done
Saturday, April 28, 2012 at 6:33pm
math grade 11
in a reflection the image of the line y-2x=3 is the line 2y-x=9.find the axis of reflection.
Saturday, April 28, 2012 at 3:28am
statistics
assume adults have an IQ score that are normally distrubted with a mean of 105 and standard deviation of 20 A) find the percentage of adults that have an IQ between 94 and 116 B) find the percentage of adults IQ exceeding 120 C)Determine the 1st, 2nd, and 3rd quartiles for ...
Friday, April 27, 2012 at 5:04pm
English Grade 11 College
I have trouble understanding of this article and how to answer the questions given. I just started new to school in Toronto; I was living in Turkey for Years So I do please to take your time to look and examine my homework. I greatly appreciate your patience and time and ...
Thursday, April 26, 2012 at 8:54pm
social studies
do you know the answers to the "using climographs" worksheet? i need help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!from ms sue or reiny!!!!!!!!
Thursday, April 26, 2012 at 7:38pm
3 grade english ms sue
main idea and details the topic is what a piece of writing is about. the main idea is the most important idea about the topic details are small pieces of information that tell more about the main idea. directions read the following passage. then fill in the graphic organizer ...
Thursday, April 26, 2012 at 7:01pm
math
(8x to the 3rd power) (4x to the 2nd power) simplifi
Thursday, April 26, 2012 at 6:13pm
Math
After a Math test, each of the twenty-five students in the class got a peek at the teacher's grade sheet. Each student noticed five A's. No student saw all the grades and no student saw his or her own grade. What is the minimum number of students who scored A on the ...
Thursday, April 26, 2012 at 5:24pm
science fair
I need a science fir project!! I looked on a thousand of websites online but they give no interesting idea. I am in 6th grade and i need something at a 6 grade level that is easy a science fair project that is do in 1 week. i am in 6 grade and i don't need experiments ...
Thursday, April 26, 2012 at 5:18pm
7th grade Lang. Art
Meager is best defined as a) slight c) ample b) lavish d ancient Please help me thank you! :)
Wednesday, April 25, 2012 at 7:27pm
to Damon
im in 4th grade. I thought you were a 6th grader or something. thaks for the tip. i will always be careful. do you live in philly?
Wednesday, April 25, 2012 at 4:43pm
to Damon
thanks.its okay. wanna be friends?we can talk to eachother online here.im available from 4:00 to 10:00. what grade are you in?
Wednesday, April 25, 2012 at 4:32pm
English
When is the first meeting? 1. It is at nine this Saturday. 2. It is nine this Saturday. (Which answer is right?) When is the next meeting? 3. It is on April 3, 9:00 a.m. 4. It is April 3, 9:00 a.m. 4-1. It is at 9:00 a.m., April 3. 4-2. It is 9 a.m., April 3rd. (Are the ...
Wednesday, April 25, 2012 at 9:00am
Math
Need to find equation for 1250=1200+4-375. Is this possible or impossible. Need to find how to figure these type of questions. This is 3rd grade homework
Tuesday, April 24, 2012 at 9:15pm
My Course Grade
I have class average of 85.74. i got 63 in final which 15 of the class . what will be my my overall class average . Thank you in advance.
Tuesday, April 24, 2012 at 8:57pm
English
Can you please help express the concept below? Thank you, Writeacher. I was last proud of myself when I got an A in maths/when I got a 7 and a half (according to the Italian grade system) in maths.
Tuesday, April 24, 2012 at 6:42pm
3 grade english ms sue
write two sentences comparing two or more pets or other animals. use at least two adjectives that compare. underline the adjectives my son write (1)- my adorable lettle puppy is cuter than my cat. my son underline(adorable,cuter) my son write(2)- my tiny cat is afraid of the ...
Tuesday, April 24, 2012 at 5:04pm
3 grade english ms sue
compare and contrast when you compare and contrast two or more things,you tell how they are alike and different. some clue words that signal that things might be the same are like,same,both,also,and as well as. some clue words that signal differences are but,however,different,...
Tuesday, April 24, 2012 at 4:42pm
Algebra
help me solve this exponential problem P to the 3rd power times q 5 over 2 all over q to the 2nd power times r to the negative 6.
Tuesday, April 24, 2012 at 2:24pm
Savannah park Secondary.grade 12 l.o
Describe the life style disease/behaviour and explain 5 factor that contribute to substance abuse
Monday, April 23, 2012 at 7:11pm
3 grade english ms sue
the topic is what a piece of writing is about. the main idea is the most important idea about the topic. details are small pieces of information that tell more about the main idea. directions read the following passage. then answer the questions below. snacks can be good for ...
Monday, April 23, 2012 at 6:39pm
english
I will never forget a time I lost something important when I was in high school. 1. It was seven years ago when I was in ninth grade in my home country. 2. My parents gave me some money every month for to buy lunch and school supplies. 3. That money put in my wallet and wallet...
Monday, April 23, 2012 at 2:40pm
College Majors?
I am a senior rapidly approaching the end of my high school education. Of course college is on my rader. I plan to go to double-major in journalism and art. I want to get my bachelor's degree in journalism so I can become an editor. I can work this job from home while ...
Sunday, April 22, 2012 at 8:39pm
science 6th grade
do you know where I can find in abc order all of the STATES AND THEIR CAPITALS MAYBE A LINK. THIS IS FOR MY HOMEWORK TOMORROW.....THANK YOU IN ADVANCE FOR YOUR HELP!
Sunday, April 22, 2012 at 6:58pm
statistics
Dr. Snyder teaches a large introductory statistics course. In the past, the proportion of students that receive a grade of A is 0.20. The proportion that receives a B is 0.30. The proportion that receives a C is 0.30. The proportion that receives a D is 0.10. The proportion ...
Friday, April 20, 2012 at 11:05pm
Calculus grade 12
Determine the equation of the tangent line to the function f(x) = x + Sinx at x = pie
Friday, April 20, 2012 at 2:58pm
Calculus grade 12
Determine the derivative of each function A1) y = e^x(Sin²x) A2) y = e²Sin²x B1) y = (x³ + 1)e^-2 B2) y = (x² + 1)e^-2 C) y = x²(theta^Sinx)
Friday, April 20, 2012 at 2:57pm
3 grade english ms sue
ADJECTIVES AND ARTICALES DIRECTIONS CIRCLE EACH ARTICAL. UNDERLINE EACH ADJECTIVE 1-PEOPLE HAVE WORN MANY DIFFERENT STYLES THROUGHOUT THE YEARS. MY SON CIRCLE THE WORD (THE) AND UNDERLINE THE WORD IS (different) 2-When Aunt Rose was a teacher,she wore long,straight skirts my ...
Thursday, April 19, 2012 at 6:40pm
5th grade math
the points that amelia scored for each game are shown 325, 198, 262, 301, 275, 229 after her seventh ga, the range of her points was 129 points how many points did she score in the seventh game
Thursday, April 19, 2012 at 5:09pm
Grade 12 life orientation
Hiv/Aids describe the life style disease/behaviour and explain 5 factors that contribute to the disease
Thursday, April 19, 2012 at 3:04pm
Grade 12 life orientation
Hiv/Aids describe the life style disease/behaviour and explain 5 factors that contribute to the disease
Thursday, April 19, 2012 at 2:40pm
5th grade math
A group of students went to their favorite restaurant after the football game one Friday night. They all ordered from the menu and forgot to tell the server to give them separate checks. The bill totaled $27, including the tip. They decided to split the bill evenly, and they ...
Thursday, April 19, 2012 at 7:54am
Grade 11 Math
jackie mows a stip of uniform width around her 25m by 15m rectangular lawn and leaves a patch of lawn that is 60% of the original area. What is the width of the strip?
Wednesday, April 18, 2012 at 9:17pm
Grade 12 Math
You have decided to rent a room in your house. The current rent is $450.00/month. If the rent cap is 2.75%, how many years will it take until you can charge at least $525.00/month?
Wednesday, April 18, 2012 at 9:09pm
Binomial Distribution
A biology quiz consists of twelve multiple-choice questions. Eight must be answered correctly to receive a passing grade. If each question has five possible answers, of which only one is correct, what is the probability that a student who guesses at random on each question ...
Wednesday, April 18, 2012 at 8:35pm
7th Grade Math
Linda's teacher divided the class into groups of five and required each member of a group to meet with every other member of that group. How many meetings will each group have?
Wednesday, April 18, 2012 at 7:51pm
Maths grade 10
A road-worker holds a flag in position R with an out stratched arm he swings the flag downwards and it forms an angle of 30 degree with the ground P.his shoe Q is 2,5 metre away from P.his head is 24 centimetre above his shoulder(s).calculate the height of the man.
Wednesday, April 18, 2012 at 2:15pm
physics
3 boys pulling at the end of 3 ropes held together on a knot. one boy pulls with a force of 20 Newton eastward, while a 2nd boy pulls with the same magnitude force northward. in what direction and with what force must a 3rd boy be pulling if his pull of the knot is to be equal...
Wednesday, April 18, 2012 at 6:30am
math grade 12
use the binomial theorem to expand and simplify (y^2-2)^6 )(y^2+2)^6
Tuesday, April 17, 2012 at 11:50pm
science
need help writing a a short report on recycling im in the sixth grade
Tuesday, April 17, 2012 at 7:58pm
3 grade english ms sue
ADJECTIVES AND ARTICES DIRECTIONS COMPLETE EACH SENTENCE BY ADDING AN ADJECTIVE. WRITE THE NEW SENTENCE. 1- Everyone wore________ clothes to the party. my son write- everyone wore the colthes to the party. 2- Amy had on her _____ blouse. my son write- Amy had on her new blouse...
Tuesday, April 17, 2012 at 6:08pm
to ms.sue
thank you. how do you know im in 4th grade?
Tuesday, April 17, 2012 at 6:07pm
science-biology
I am in 10th grade and can you please help me by defining what is bio-catalysts?
Tuesday, April 17, 2012 at 1:21pm
NYS ELA Online Practice Exam - PLEASE read!
Today is my NYS ELA Exam Book 1: Multiple Choice Questions. I know I'm supposed to be at school but the 7th graders take the exam around 12:30 or 12:40. Right now the 8th graders are (still) taking the exam so I'm still at home. Tomorrow is Book 2: Listening and Note-...
Tuesday, April 17, 2012 at 10:21am
grade 6 math
how many rectangles can have the perimiter of 46m
Monday, April 16, 2012 at 11:55pm
Social Studies 4th grade
What challenges occured to Native American culture when they had contact eith European Settlers? 1. Spread of Disease 2 Increased Barter 3 Decreased Population 4 Inreased Conflict / War 5 ????????
Monday, April 16, 2012 at 10:41pm
Math
Hello, I need help with a 5th grade math question. The red train returns to central station every 45 min. The blue train returns to central station every 60 min. If both trains leave the station together, in how many min. will they both be back at the station at the same time?
Monday, April 16, 2012 at 6:57pm
social grade 10
Historical Globalization & imperialism PLEASE HELP! Did imperialism lead to a better life for European immigrants to Canada?
Monday, April 16, 2012 at 1:36am
historical globalization $ imperialism grade 10
what does eurocentric attitude means?
Monday, April 16, 2012 at 1:10am
history grade 10
Could you please help with should the Europeans have tried to change the beliefs of the people in their colonies durind imperialist times,what do you think the reasons would be?
Sunday, April 15, 2012 at 5:44pm
history grade 10
Could you please help explain if imperialism lead to a better life for Canada's indigenous people?
Sunday, April 15, 2012 at 5:38pm
history grade 10
Could you help explain if imperialism lead to a better life for immigrants to Canada?
Sunday, April 15, 2012 at 5:35pm
history grade 10
slavery before 1844, how were the slaves treated, did they have any right?
Sunday, April 15, 2012 at 5:32pm
12th Grade Life Orientation
In 15 lines discuss 5 ways in which health problem impacts on the community
Sunday, April 15, 2012 at 3:07pm
6th grade comedy
"Abbott: Oh, I'll tell you their names, but you know it seems to me they give these ball players now-a-days very peculiar names. Costello: You mean funny names? Abbott: Strange names, pet names...like Dizzy Dean... Costello: His brother Daffy. Abbott: Daffy Dean... ...
Sunday, April 15, 2012 at 3:02pm
reading
explain why busy season for marine animal rescuers is a tall tale. use 3 examples from the story to support your answer.what is a tall tale?
Sunday, April 15, 2012 at 2:40pm
reading
who is most likely to have A DIFFERENT POINT OF VIEW ABOUT RESCUING MARNE ANIMALS? I PUT A PERSON WHO SELLS SEAL FUR FOR A LIVING OTHER OPTIONS ARE A PERSON WHO WORKS AT AN AQUARIUM A PERSON WHO STUDIES THE OCEAN AND ITS CREATURES A MARINE MAMMAL TRAINER
Sunday, April 15, 2012 at 2:38pm
reading
the purpose of the 1st paragraph is to introduce the topic of seals washing ashore in large numbers this year that's what i put, give details about how animals are treated at the center, come to conclusion about why so many seals have washed ashore this year or explain the...
Sunday, April 15, 2012 at 2:36pm
reading
what problem will need to be solved in the rest of the play?i put Sallie is uneasy about leaving her friends and moving to a new home other options were aunt Clara and uncle will don't want to go to Kansas ma cant convince Sallie to move to Kansas or Sallie cant convince ...
Sunday, April 15, 2012 at 2:31pm
reading
what best helps you understand that ma feels proud to be the head of the house hold? i put ma's line he is a widower with a son and daughter around your age but other options were ma's line but i do not want to stay in Gettysburg. sallie's line but ma we dont know ...
Sunday, April 15, 2012 at 2:27pm
reading
the scene before this one in the play is scene 3, act 1, scene 2, act 1 or act 2, scene 1 in the play from almost sisters
Sunday, April 15, 2012 at 2:21pm
reading
the story's theme is huge jobs require huge effort, its lots of fun to be a lumberjack, large people have good hearts, or logging can be dangerous i put the 3rd one (its about the story Paul Bunyan).
Sunday, April 15, 2012 at 2:20pm
reading
which word is the best replacement for big in the first paragraph? enormous important older spacious i put important ( it said lumberjacks are big strong men. but Paul Bunyan was the biggest and strongest of all.he was so big that he used a pine tree to comb his beard. he was ...
Sunday, April 15, 2012 at 2:17pm
reading
how many syllables are in the word Mississippi 3 4 5 or 6 i put 4.
Sunday, April 15, 2012 at 2:12pm
reading
the mood of this passage is tense sad humorous mysterious i put mysterious ( the story is about Paul Bunyan).
Sunday, April 15, 2012 at 2:11pm
math
the house of flowers bought 72 flats of seedlings from their wholesaler. there were 96 seedlings per flat. what is the best estimate of the number of seedlings that the house of flowers bought? 6,000 7,000 7,500 or 12,500?
Sunday, April 15, 2012 at 2:09pm
math
What time will it be in 35 minutes? the clock shows 5:30 will it be 6:00 6:05 5:55 or 7:05? i put 6:05 is it right?
Sunday, April 15, 2012 at 2:07pm
math
Yugi was keeping track of how many times each team in his baseball league won a game. the rangers had more wins than the tigers. the bullets had more wins than the pirates. THE BULLETS HAD FEWER WINS THAN THE TIGERS. WHICH TEAM HAD THE MOST WINS?
Sunday, April 15, 2012 at 2:04pm
math
which of the following units of metric measurement is best to use to measure the length of a bike path? meter,kiloliter,milligram, or kilometer i think its either meter or kilometer
Sunday, April 15, 2012 at 2:01pm
math
which figure does not show a line of symmetry? there's an isosceles triangle, a wide hexagon, a rectangle and a long pentagon i think its either the rectangle or the wide hexagon.
Sunday, April 15, 2012 at 1:58pm
math
which figure does not show a line of symmetry? there's a n isosceles triangle, a wide hexagon, a rectangle and a long pentagon i think its either the rectangle or the wide hexagon.
Sunday, April 15, 2012 at 1:57pm
math
Which transformation moves the figure from position A to position B? then it shows a picture of a heart like one thats facing u and the other one is sideways. is the answer a-rotation, b-reflection, c translation d-rotation and translation, i think its d also what does ...
Sunday, April 15, 2012 at 1:54pm
math
find the area of a rectangle that is 4 meters by 8 meters. A-12 SQUARE METERS B-24 SQUARE METERS C-36 SQUARE METERS D- 32 SQUARE METERS I PUT D, IS IT RIGHT?
Sunday, April 15, 2012 at 1:50pm
math
Mick delivered 26 19 23 and 20 newspapers on the blocks of his route. what was the average number of newspapers Mick delivered? is the answer 22 cause thats what i got.
Sunday, April 15, 2012 at 1:45pm
math
it says which tally chart shows the data used in the bar graph? then it shows pictures of graphs and in 1 it shows cakes, cookies, pie, and ice cream. the first 1 shows 30 tally marks 4 cakes 13 tally marks 4 cookies 10 tally marks 4 pie 23 tally marks 4 ice cream. and then it...
Sunday, April 15, 2012 at 1:42pm
programming logic
Find Bugs in the pseudocode // A high school is holding a recycling competition // This program allows a user to enter a student's // year in school (1 through 4) // and number of cans collected // Data is entered continuously until the user wnats to quit // After headings...
Sunday, April 15, 2012 at 12:19am
12th Grade Life Orientation
In 15 lines critically discuss 5 ways in which the human or environmetal problem impacts on the community
Saturday, April 14, 2012 at 1:37pm
7th grade math check
Ok I was wondering if you could check these 3 problems please. I am suppose to set these equations equal but I am not sure if did them right. I think I accidently solved these systems as substitutions. The answers are suppose to be in coordinate pairs. 1) x - y = 11 -3x + y...
Thursday, April 12, 2012 at 9:11pm
6th grade geo
in which area would you find coal veins? in contrast to the southern uplands and the highlands, the central lowlands of Scotland which of the following is an accurate statement about the way that the welsh economy has changed in the late twentieth century Scotland’s lakes...
Thursday, April 12, 2012 at 4:20pm
8th grade math
Each side of a picute is enlarged by 125%. If the original area was 88 square inches, what is the area of the enlarged picture?
Thursday, April 12, 2012 at 2:36pm
Calculus grade 12
find the coordinates of all points on the graph of f(x) = x + 2cos(x) in the interval [0, pie] at which the tangent line is horizontal.
Thursday, April 12, 2012 at 12:50pm
Calculus grade 12
differentiate the function a) y = cos³x b) y = Sin²xCos3x c) y = Sin (x³)
Thursday, April 12, 2012 at 12:49pm
Calculus grade 12
a total of 8 meters of fencing are going to be used to fence in a rectangular cage for pets and divide it into three smaller cages **the photo that is shown with this question is three (3) boxes stuck together side by side horizontally*** determine the overall dimensions that ...
Thursday, April 12, 2012 at 12:49pm
6th grade credits
how many credits does a 6th grader in oklahoma need to pass into 7th grade?
Thursday, April 12, 2012 at 12:00pm
Calculus Grade 12 University
a total of 8 meters of fencing are going to be used to fence in a rectangular cage for pets and divide it into three smaller cages **the photo that is shown with this question is three (3) boxes stuck together side by side horizontally*** determine the overall dimensions that ...
Thursday, April 12, 2012 at 12:36am
Calculus grade 12
solve for (<_ = less than or equal to / pie = pie sign / -pie = negative pie) 3 sin²x = cos²x ; 0 <_ x < 2pie cos²x - sin²x = sinx ; -pie < x <_ pie
Thursday, April 12, 2012 at 12:35am
Calculus grade 12
differentiate the function ( a) y = cos³x b) y = Sin²xCos3x c) y = Sin (x³)
Thursday, April 12, 2012 at 12:33am
Calculus grade 12
a) determine the derivative of y = sin2x b) determine the derivative of y = 2SinxCosx c) shoe that derivatives in parts a) and b) are equal d) explain why derivatives in parts a) and be should be equal.
Thursday, April 12, 2012 at 12:31am
Calculus grade 12
find the coordinates of all points on the graph of f(x) = x + 2cos(x) in the interval [0, pie] at which the tangent line is horizontal.
Thursday, April 12, 2012 at 12:30am
Calculus grade 12
Determine the equation of the tangent line to the function (² = square): f(x) = x + cos²x at x = pie/4
Thursday, April 12, 2012 at 12:28am
Calculus grade 12
Determine the derivative of the function (² = square): a) y = (x² + x - 1)Sin²x b) y = (x² + 1)/Sin²x
Thursday, April 12, 2012 at 12:27am
7th grade history
who was the frist dutch priest in eurpoe
Wednesday, April 11, 2012 at 8:49pm
SS7R - Bill of Rights Project Check
Please check my project to see if it's good. LET ME KNOW IF THERE ANY GRAMMERS, OR ERRORS!!! I hope you love my project I had been working hard on this. BTW - For those teachers who don't know about my project ask Ms. Sue or check on my name to see my other post about ...
Wednesday, April 11, 2012 at 6:39pm
SS7R - Bill of Rights Project
Why does everyone need to have a lawyer? What are the benefits?? I want to include this in my paragraph for the 6th amendment. Please make sure it’s on a 7th grade regent’s level. 6th Amendment The Sixth Amendment (Amendment VI) to the ...
Wednesday, April 11, 2012 at 4:07pm
Math 8th Grade
The chart below shows an expression evaluated for four different values of x x: x2+x+5: 1 7 2 11 6 47 7 61 Josiah concluded that for all positive values of x, x2+x+5 produces a prime number. Which value of x serves as a counterexample to prove Josiah’s conclusion false? A...
Tuesday, April 10, 2012 at 10:43pm
SS7R - Bill of Rights Project
3rd Amendment In the 3rd Amendment homeowners don’t have to put of soldiers in their homes. No soldier shall, in time of peace be quartered neither in any house, without the consent of the owner, nor in time of war, but in a manner to be prescribed by law. is...
Tuesday, April 10, 2012 at 10:25pm
Math 8th Grade
Which number serves as a counterexample to the statement below: All positive integers are divisible by 2 or 3 I need as much as possible.
Tuesday, April 10, 2012 at 10:07pm
Math 8th Grade
What is the y-int of the graph of 4x+2y=12
Tuesday, April 10, 2012 at 10:04pm
8th grade math
A cylinder has a cone on top. The base of the cone is congruent to the base of the cylinder. The diameter of the base is 16ft. The height of the cylinder is 16ft. and the height of the cone is 9th. What is the volumeof the entire figure?
Tuesday, April 10, 2012 at 9:44pm
8th grade math
You are making a box out of an 11in by 8in piece of poster board by cutting congruent squares out of the four corners and folding up the edges. To the nearest inch, what size square should you use to maximize the volume?
Tuesday, April 10, 2012 at 9:42pm
8th grade math
Two towers are similar. The area of the larger tower is 400 pi ft^2 and the area of the smaller tower is 169 pi ft^2. What is the ratio of the heights of the towers?
Tuesday, April 10, 2012 at 8:46pm
8th grade math
The dimensions of a rectangular prism are all whole numbers greater than 1". If the volume is 165 cu", and the height is 5", what is the perimeter of the base?
Tuesday, April 10, 2012 at 8:41pm
8th grade math
If the formula D(x,y) = (.7x,.7y) is applied to pre-image point (5, -7), what is the image point?
Tuesday, April 10, 2012 at 8:40pm
8th grade math
The amount of vitamin c in the breakfast cereal varies directly with the serving size. If 1 and 1/4 cups of cereal provides 10% of the recommended daily value of vitamin c, what percent of the recommended daily value of vitamin c is in two cups of cereal?
Tuesday, April 10, 2012 at 7:54pm
SS Help!
The 2nd amendment is "the right of the people to keep and use bear arms". what does Right to keep and bear arms means??? (please tell in a 7th grade level)
Tuesday, April 10, 2012 at 7:07pm
Social Studies 7R - Bill of Rights Project
What are the 8 amendments and what are their jobs (that includes interesting facts)? Is their a website for that. Plus make sure it's on a 7th grade social studies level. Thank You! :)
Tuesday, April 10, 2012 at 7:00pm
Math 3rd grade
Fred needs to do quite a few errands. He needs to stop by the cleaners, the post office, the hardware store, and the bank. There are a number of ways he can tackle his list of stops. How many ways can he accomplish his tasks?
Tuesday, April 10, 2012 at 6:40pm
Calculus I
Find the derivative ** (sq root) y = (square root) x + (2nd sq root) x + (3rd sq root) x ** All the x's is under three sq roots y' = 1/2(sq rt) x + 1/(sq rt) x + 3/2(sq rt) x Is this right?
Tuesday, April 10, 2012 at 11:16am
grade 11 physics
A championship golfer uses a nine iron to chip a shot right into the cup. If the golf ball is launched at a velocity of 20 m/s at an angle of 45° above the horizontal, how far away was the golfer from the hole when he hit the ball? What maximum height did the ball reach?
Tuesday, April 10, 2012 at 12:38am
7th grade math
How would you solve the problem below using subsitution method? 7x - 2y = 5 x = y If you could explain and show this step by step, it would help a lot. How would you solve the problem below using combination method? 3x - 2y = 12 -3x + 8y = -6 If you could explain and show this...
Monday, April 9, 2012 at 10:57pm
Math
I dont remember sampling methods... i do know that there are three and one of them is litteraly called 'random'. if i can please be reminded of the methods i can finish the last 3 problems of my math.... i dont like math especially if you have a field reading test for ...
Monday, April 9, 2012 at 10:10pm
7th grade math
How would you solve the problem below using the subsitution method? 12x + 4 = 8y y = x - 7 Please explain to me and help. If you could show all the steps, that would help a lot. Thank you.
Monday, April 9, 2012 at 10:08pm
World History
What was the only thing that united East & West Pakistan? Time period: - Decolonization in India and Africa, 10th grade history
Monday, April 9, 2012 at 7:22pm
Physics(12th grade)
When the temperature of a gas in a vessel is increased by 1C then the pressure is increased by 0.5%. what will be its initial temperature?
Monday, April 9, 2012 at 12:52am
Physics (12th Grade)
When an ideal diatomic gas is heated at constant pressure then what fraction of heat given is used to increase internal energy of gas?
Monday, April 9, 2012 at 12:49am
Physics (12th Grade)
In changing the state of a system from state A to state B adiabatically the work done on the system is 322 J. If 100 cal f heat are given to the system in bringing it from state A to state B, then what will be the work done on the system in this process?
Monday, April 9, 2012 at 12:41am
Physics (12th Grade)
Equal volumes of monoatomic and diatomic gases of same initial temperature and pressure are mixed.What will be the ratio of sprcific heats of the mixture(Cp/Cv)?
Monday, April 9, 2012 at 12:33am
Physics (12th Grade)
In a certain process 500 cal of heat is given to a system and the system does 100J of work. What will be the increase in internal energy of the system?
Monday, April 9, 2012 at 12:27am
Physics (12th Grade)
An air bubble of volume 15 cc is formed at a depth of 50 m in a lake. If the temperature of the bubble while rising remains constant then what will be the volume of the bubble at the surface?(Given: g=10 m/s2 & atm. pressure = 1.0 * 100000 Pa) * Physics - Elena, Sunday, April ...
Monday, April 9, 2012 at 12:24am
Physics (12th Grade)
The isothermal bulk modulus of elasticity of a gas is 1.5 * 100000 N/m^2. What will be its adiabatic bulk modulus of elasticity? Given the ratio of Cp/Cv=1.4
Monday, April 9, 2012 at 12:20am
Science 4th Grade
Bats and dolphins both hear a ______ than humans do... a.smaller range of pitches b.smaller range of frequencies c.larger range of resonances d.larger range of pitches and frequencies
Sunday, April 8, 2012 at 9:33pm
Physics (12th Grade)
The isothermal bulk modulus of elasticity of a gas is 1.5 * 100000 N/m^2. What will be its adiabatic bulk modulus of elasticity?
Sunday, April 8, 2012 at 1:15pm
Physics (12th Grade)
What will be the amount of work done in increasing the volume of 10 mols of an ideal gas from one litre to 20 litre at 0C?
Sunday, April 8, 2012 at 1:08pm
pre-algebra 2
Twenty-five members of the eighth grade class at Park Center Middle School are going to a museum and then to lunch. Each student must pay an entrance fee to the museum and $7.25 for lunch. The total cost for the trip is $443.75. What is the entrance fee for one student? A. $10...
Friday, April 6, 2012 at 5:01pm
6th grade math
The vertices of triangle ABC are a(8,23) B(2,2) C(2,8). What are the coordinates of the vertices if the triangle is reflected across the x-axis? is it A(8,2) B(2, -2) C(2, -8)?
Friday, April 6, 2012 at 1:45pm
alegbra
Coach Willful believes that the best sixth-grade soccer players are 58 inches tall, and he will accept his ideal as players on his team. why does the equation:|58-h|<4 express the height,h, of coach Willful's team players?
Thursday, April 5, 2012 at 10:14pm
Physics grade 12
A horizontal beam of alpha particles are injected with a speed of 1.3x10^5 m/s into a region with a vertical magnetic field of magnitude 0.155T. A- How long does it take for an alpha particle to move half way through a complete circle? B- If the speed of the alpha particle is ...
Thursday, April 5, 2012 at 2:31pm
11th grade algebra 2
(1-7) write each function in vertex form (8-10) write each funtion in standard form? 1) Y=x^2+3x-10 2) Y=x^2-9x 3) Y=X^2+x 4) Y=x^2+5x+4 5) Y=4x^2+8x-3 6) Y=(3/4)x^2+9x 7) Y=-2x^2+2x+1 8) Y=(x-3)^2+1 9) Y=2(x-1)^2-3 10)Y=-3(x+4)^2+1
Thursday, April 5, 2012 at 6:42am
Health: 6th grade
What do you do if someone needs a splint?
Wednesday, April 4, 2012 at 11:51pm
6TH GRADE MATH HELP!!!
Estimate the percent discount Ling will get if the customer usually pays if the phone is 7.95 and the price now is 6.76
Wednesday, April 4, 2012 at 4:44pm
9th grade math
The sum of two numbers is fifty-two. Their difference is twenty-two. What are the numbers?
Tuesday, April 3, 2012 at 10:17pm
6th grade geography, Spain.
Questions: 1) Name some of the major physical features of Spain. 2) What is Spain's economy based on? 3) Why is there a cultural divergence in Spain? 4) What other cultures have mixed with or influenced Spanish culture? 5) About 13% of Portugal's people are illiterate...
Tuesday, April 3, 2012 at 9:10pm
6th grade geography, France
Why do you think that the central government of Spain granted the Basques limited autonomy? How did political conditions and economic activities in Portugal change. How does Spain differ physically, economically, and culturally from the rest of Europe? Please, please, please ...
Tuesday, April 3, 2012 at 8:25pm
8th grade science
The densities of four different woods are shown below. Wood Sample Densities Type of wood: African Teakwood Density(g/cm3) 0.98 Type of wood: Balsa Density(g/cm3) 0.14 Type of wood: Cedar Density(g/cm3) 0.55 Type of wood: Ironwood Density(g/cm3) 1.23 Which wood will sink when ...
Tuesday, April 3, 2012 at 7:52pm
8th grade math
A quiz had only 3-point questions and four-point questions. The best possible score is 100, and there are 29 questions. How many 4-point questions are there?
Tuesday, April 3, 2012 at 6:23pm
6th grade geography, France
which african nation lies to the south of Spain, across the Strait of Gibraltar? ghana. nigeria, morocco, egypt which of the following is NOT true of Spain's climate? a. due to its high elevation, the Meseta in central spain has an extremely wet climate. b. most atlantic ...
Tuesday, April 3, 2012 at 5:04pm
6th grade geography, France plz help ASAP
which of the following is not true about the po river valley? a. the region is the country's most productive agriculture area b. the region is the site of Italy's major cultural center c. about 2/3 of italy's factory products are made in this region. I think it is...
Tuesday, April 3, 2012 at 4:03pm
6th grade geography, France
climate- online content 3 distinctive climates in France, describe them. Three types of climate may be found within France: oceanic, continental, and Mediterranean. oceanic- having relatively small temperature differences between summer and winter continental- relatively dry ...
Tuesday, April 3, 2012 at 3:28pm
Math
If I missed 24 problems out of 40, what is my grade?
Tuesday, April 3, 2012 at 9:57am
Science 7R - The Human Body Prep Test
I have a test tommrrow on the The Human Body and I asked my science teacher if she can post a castle learning assignment about the Human Body (the day before the test she always post a caslte learning assignment for us to study and do well on the test the next day) and then ...
Monday, April 2, 2012 at 7:41pm
3rd grade math mrs spadini
is a centiliter a greaer measure than a milliliter? Explain
Monday, April 2, 2012 at 6:31pm
7th grade math
For these two problems, you would need to find the slope and y intercept and then write the equation in equivalent to ax + by + c. y=3x y=0 Please help and explain how to do it. Thank you
Sunday, April 1, 2012 at 8:30pm
italy- 6th grade
Which of the following contrbuted to the heavy soil erosion in italy? a. volcanic activity b. heavy rainfall c. over farming d. overgrazing by goats and sheep my answer: heavy rainfall am i right?
Sunday, April 1, 2012 at 6:56pm
italy- 6th grade
Questions 1) what environmental changes have occurred in Italy?? 2) how has the success of metal goods industries in Italy helped the country's economy? 3) what is happening to Venice? 4) describe the economic activities that make northern Italy a profitable region. 5) ...
Sunday, April 1, 2012 at 4:14pm
italy- 6th grade
what are tourists attracted to in each of the three regions of italy?
Sunday, April 1, 2012 at 4:10pm
6th grade geography, Italy
What are the advantages and disadvantages to Italy of having such diverse regions? 2 of each- disadvantages, and advantages
Sunday, April 1, 2012 at 3:20pm
6th grade geography, Italy
What are the different types of Italian industries? thanks to any and all help.
Sunday, April 1, 2012 at 3:19pm
Math
Of the 300 tickets 240 were sold to sixth grade studentss What percent of the total number of tickets sold were sold sixth grade students
Saturday, March 31, 2012 at 10:51pm
NARAYANA JUNIOR COLLEGE .PHYSICS
2 PARTICLES [FREE TO MOVE] WITH CHARGES +q and +4q are a distance L APART. A 3RD CHARGE IS PLACED SO THAT THE ENTIRE SYSTEM IS IN EQ2UILIBRIUM.FIND THE LOCATION,MAGNITUDE AND SIGN OF THE 3RD CHARGE
Saturday, March 31, 2012 at 9:03am
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