Friday

July 31, 2015

July 31, 2015

**math (grade 11 operations with radicals)**

Simplify sqrt12 + sqrt18 - sqrt27 + sqrt 50 thnx a lot any help is greatly appriceted.... these are grade 11 radical expressions and the answer for this is : - -sqrt3 + 8sqrt2
*Friday, March 27, 2009 by gagan*

**6th grade**

Do you have online readings and questions for my son, who is in 6th grade? I see lesson plans, but I don't see the information to give out. Please let me know about this, thank you.
*Thursday, March 19, 2009 by rachel*

**Math/ Algebra**

Could you please help me with this thanks. 6a(-5 power)b(2nd power)c(-3 power)
*Saturday, March 7, 2009 by Anonymous*

**English**

Can someone please tell me if these two sentences are subordinating conjunctions, I think they are: Additionally, I remember a time when the sports world was honest, and drug-free. the 2nd one is: And I bet I can still hit it across that fence in your back yard. Thanks
*Friday, February 27, 2009 by Mike*

**Math/Standard and scientific notation**

Express each measure in standard form. (One more thing by the way you need this few prefixes) Tera= 10 to the 12th power Giga= 10 to the 9th power Mega= 10 to the 6th power Kilo= 10 to the 3rd power Pico= 10 to the -12th power Nano= 10 to the -9th power Micro= 10 to the -6th ...
*Wednesday, February 25, 2009 by Sandy*

**First grade social studies**

my son is in first grade and has to do a project as the curator for the american symbols. I am looking for a reputable website and having difficulty sorting out which ones to use. Can anyone help?
*Tuesday, February 17, 2009 by noemi*

**Social studies needs your help!!**

I am in a very tight situation. I am a grade 4 social studies teacher. In my classroom, I have students of mixed ability. Some students are above grade level, some on grade level and some below grade level. The bulk of students is below grade level. What activities or ...
*Wednesday, February 11, 2009 by Maria*

**Pre-Calculus**

A road sign at the top of a mountain indicates that for the next 4 miles the grade is 12%. Find the angle of the grade and the change in elevation for a car descending the mountain.
*Thursday, February 5, 2009 by Henry*

**math**

i was trying to calculate wut grade i got if the avg on a midterm was 47.76 and the mean was 10.19 i got 37 wut grade did i get?
*Thursday, February 5, 2009 by rita*

**physics**

A standing is generated by two waves which have a velocity of 20 m/s, and go through 10 cycles in 2 seconds. How far is it from the 2nd node to the 7th node of standing wave?
*Monday, February 2, 2009 by Phil*

**physics**

A standing is generated by two waves which have a velocity of 20 m/s, and go through 10 cycles in 2 seconds. How far is it from the 2nd node to the 7th node of standing wave?
*Sunday, February 1, 2009 by Phil*

**math**

there is a graph, and the title is Students who dress up for spirit week.60 grade 7 boys did,70 grade 7 girls did,70 grade 8 boys did, and 80 gr 8 girls did. the question is what this graph is showing. I put the graph is showing how many gr 7 boys dressed up for spirit week, ...
*Saturday, January 31, 2009 by beeca*

**math**

Three students from grades 10,11 and 12 were elected to the student council. Grade 10: Tom(T), Sally(s) and Bill(B) Grade 11: Jerry(J),Anne(A)and Connie(C) Grade 12: Dan(D), Martha(M) and Gwen(G) A three member committee is to be formed with one person from each grade. All ...
*Friday, January 30, 2009 by Katie*

**chem**

2) How many moles of nitrogen monoxide will be produced when 80.0 grams of oxygen are used? What volume of ammonia is needed? this iz the equation 4NH3 + 5O2 -> 6H2O + 4NO the 1st part i got 4 mol NO and i dont no how to do the 2nd prt
*Sunday, January 25, 2009 by gabriella*

**2nd grade Math**

Guess my rule with 2 rules. Rule 1:White Diamond,White Square, White Trapezoid Rule 2: Grey Pentagon,Grey Oval, Grey Triangle Fits both rules: Grey Rhombus, Grey Rectangle 1. Guess Rule A: Has 4 sides and 4 corners 2. Guess Rule B: ?? 3. What shape fits both rules? 4. What ...
*Wednesday, January 21, 2009 by Jessica*

**7th grade math**

indicate the measure and the measure unit. 1. there are four windows in the room each 36 inches wide. 2. luisa received a gift of $100 from a relative when she graduated from 8th grade.
*Wednesday, January 7, 2009 by cornelia*

**to Ms. Sue**

This is what I have x=1st interger 17-x= 2nd interger equation: x(x-17)=66 x^2-17x-66 then I have to factor it but I don't know the factors that is what I need help with finding that
*Wednesday, December 10, 2008 by DE*

**3rd grade**

my son is in the third grade. how do you figure out the mass
*Tuesday, December 9, 2008 by Toni*

**Persuasive writing....**

I will be teaching my grade 5 students a lesson on persuasive writing. Do you know where I could find some sample persuasive essays to show them, especially ones that are on fifth grade level. Thanks for your help
*Friday, December 5, 2008 by Rena*

**AED**

What skills will you teach and how will you teach them in mathematics. need 200 words and all I have so far is: I can teach this concept to students in a lower elementary grade and to students in a middle school grade by
*Friday, November 21, 2008 by troyer0269*

**AED**

describing how you can teach this concept to students in a lower elementary grade and to students in a middle school grade.
*Monday, November 17, 2008 by troyer0269*

**5th Grade student teacher: Needs ur help....**

What fun activity could I use to to teach 5th grade students about the Constitution?
*Thursday, November 6, 2008 by Samantha*

**7th grade**

can you just give me a math riddle thats understandable to 7 th grade
*Monday, October 27, 2008 by whatever*

** science**

When I bumped the table, the coffee in my cup spilled out. Newton's _____ law explains this reaction. 1st 2nd 3rd
*Wednesday, October 22, 2008 by Alie*

**science**

Newton's _____ law explains why my hands hurt when I clap loudly. 1st 2nd 3rd
*Wednesday, October 22, 2008 by Alie*

**statistics**

EVENT PROBABILITY First set of O- rings function correctly and second O-ring functions correctly .7552 First set of O-rings malfunction and second O-ring functions correctly .1138 1st set of O-rings function correctly and 2nd O-ring malfunctions .1138 1st set of O-rings ...
*Friday, October 10, 2008 by penelope*

**education class**

What would a good teaching strategy be for language arts in a grade 1 classroom and a grade 8 classroom?
*Sunday, September 28, 2008 by jenny*

**language arts**

I have to put together and present a strategy that is effective in the teaching of language arts at a specific grade level. What would a good idea be for around the grade 2 level? and why is it important?
*Saturday, September 27, 2008 by samantha*

**English**

In the book Dr. Dolittle is it written in 1st person, 2nd person, or 3rd person omniscent or limited?
*Tuesday, September 23, 2008 by Aliyah*

**Presidents!**

wouldn't ride in a 2nd hand carriage elected as a Whig passed bar exam with no formal education 1st tub and stove installed in the white house?
*Tuesday, September 23, 2008 by Anonymous*

**10th grade Literature**

Ok, I have to answer questions on these 2 poems, and I can't figure them out... The Golf Links Lie So Near The Mill by Sarah N. Cleghorn The golf links lie so near the mill That almost every day The working children can look out And see the men at play. And the 2nd... ...
*Sunday, September 21, 2008 by Taryn*

**ecology**

Why are 2nd order consumers more likely to be affected by a toxin than 1st order concumers?
*Sunday, September 14, 2008 by Michelle*

**math**

I need to insert grouping symbols in the expression so that the value of the expression is 14 2x2+3(to the 2nd power)-4+3x5 I have done it in every way and can't get 14
*Thursday, August 21, 2008 by Nat*

**reading 4th grade**

looking for someone to tell me where I can find anything on "Tales of a Fourth Grade Nothing"
*Monday, August 11, 2008 by LaNoria*

**dividing monomials**

what is (x + 7) to the -2 power divided by (x to the 2nd power - 49) to the -1 power
*Sunday, July 27, 2008 by De'Ann*

**5th grade expectations**

my son is going to the fifth grade. What do I need to do to make sure he is ready?
*Friday, July 18, 2008 by lucretia*

**statistics**

I am working on setting a formula equal to another-the first formula is A=1.2P and the 2nd the least squares regression line y=-2.433x +950.5. How can I set this equal to obtain a graph of the information
*Monday, July 7, 2008 by Kate3*

**Spanish**

Te gusta usar la computadora? Si, me gusta: I know the first part is:Do you like to use computers? Im stuck on the 2nd part.
*Thursday, June 26, 2008 by Anonymous*

**Problem Solving**

Lindsey has 75% as her final grade, but after she writes her exam she gets 85%. If her exam is worth 7.5%, what is her final grade.
*Saturday, June 14, 2008 by Carrie*

**Part 1**

Consider the following selection statement where X is an integer test score between 0 and 100. input X if (0 <= X and X < 49) output "you fail" else if (50 <= X and X < 70) output "your grade is" X output "you did OK" else if (70 <...
*Wednesday, June 11, 2008 by Anonymous*

**Part 1**

input X if (0 <= X and X < 49) output "you fail" else if (50 <= X and X < 70) output "your grade is" X output "you did OK" else if (70 <= X and X < 85) output "your grade is" X output "you did well" else if (...
*Wednesday, June 11, 2008 by Anonymous*

**math**

2nd question How do I convert an angle of 2.7 degrees to radians?
*Sunday, April 6, 2008 by sue*

**algebra**

Solve the equation Vx + 7 +5=9 a) -3 b) 9 c) 23 d) 16 V= real number root aka 2nd x2 on graphing calc
*Monday, March 17, 2008 by john*

**math**

Solve the equation Vx + 7 +5=9 a) -3 b) 9 c) 23 d) 16 V= real number root aka 2nd x2 on graphing calc
*Monday, March 17, 2008 by john*

**algebra**

V90x^26/V2x a) 3x^12 V5x bV18x^25 c) 5xV3x^12 d none of there *** the V is the real number root.. aka 2nd x2 on the graphing calc
*Sunday, March 16, 2008 by hokoslavia*

**alg**

rationalize the denominator of the expression assume that all variables are positive ^3ã7/^3ã10 i cant get that sign on my pc its 2nd x2 on a graphing calc
*Sunday, March 16, 2008 by John*

**geometrey**

The grade of a road is 7%. What angle does the road make with the horizontal? I'm confused!! What is the grade of a road? Thanks for the help!
*Monday, March 10, 2008 by anna*

**linear algebra**

i'm not sure how to go about this one. any help would be appreciated! find all x's that would make the 2x2 matrix below = to a shear-dilation: 1st row: 1, x 2nd row: 3, 4
*Saturday, March 8, 2008 by corine*

**science: help**

i need to do a science fair project. i am in 7th grade and my teacher said that it can't be something a 6th grade or younger could do. i wanted to do something with kinetic energy. like maybe drop an egg from different heights and measure its k.e. any suggestions?
*Friday, March 7, 2008 by Brooke*

**MATH-PERCENTILES**

I JUST TOOK A TEAS TEST(FOR PRACTICAL NURSING ADMISSIONS). THE REQUIREMENTS MUST BE A GRADE IN AT LEAST THE 40TH PERCENTILE IN EACH SUBJECT. THERE WAS A MATH, READING,ENGLISH, AND SCIENCE SECTION. TOTAL OF QUESTIONS WERE 170.MATH-45? READING-40? ENGLISH-55 ? SCIENCE-30 ? I WAS...
*Saturday, February 9, 2008 by TORI*

**Science HELP 2nd question**

A sample originally contained 2.5 g of rubidium 87 now contains 1.25 g. The half life of rubidium - 87 is 6 x 10 ( to the 10th) years. How old is teh sample? Is this possible? why or why not?
*Friday, February 8, 2008 by sam*

**science**

A person's body is thronw outward as a car rounds a curve on the highway is this newton's 1st 2nd or 3rd law
*Thursday, January 24, 2008 by summer*

**Movies & Science**

I am doing a paper that entails my knowledge of physics to prove errors in the movie Transformers. There is one scene in the movie where Shia (Sam, the hero) falls in Optimus Prime's hand, from around 20 stories high. Obviously Sam should ooze out of Prime's hand, but ...
*Monday, December 31, 2007 by Alexis (For bobpursley or Dr. Bob222)*

**Film and Physics**

I am doing a paper that entails my knowledge of physics to prove errors in the movie Transformers. There is one scene in the movie where Shia (Sam, the hero) falls in Optimus Prime's hand, from around 20 stories high. Obviously Sam should ooze out of Prime's hand, but ...
*Monday, December 31, 2007 by MOvie Guru*

**SCI 275**

What are the challenges of managing Reducing solid waste? What human activities contribute to the problem? I can answer the 2nd question but the 1st one i am having truble with
*Monday, December 10, 2007 by dawn*

**math**

what are the 2 greatest consecutive even integers whose sum is less that 180? for the 1st I got x+2 and for the 2nd I got x+4 to get x+2+x+4<180, and solved to get, x<87. Now.. I cant get the answer. biggg problemo. please help.
*Wednesday, November 14, 2007 by josh*

**chemistry**

u was right bob but tht makes a change to my other answer for something else my question is: can u tell me of any solid form of a common, neutral substance that only has 3 letters in it 2nd letter is c?
*Tuesday, November 6, 2007 by !!ezr!!*

**math**

draw a shape that can be modelled by the expression 5 x 3 - 2 to the 2nd power. Write a problem for the expressin and evaluate it. Help.....please....!!! ;-(
*Monday, October 29, 2007 by Sandra*

**AP US History**

Where can you find sources of the women's movement during the 2nd Great Awakening?
*Friday, October 26, 2007 by Jennifer*

**algebra 2**

Find the constant term or the term independent of x in the expansion of (3x – 5/x to the 2nd power )and to the 9th power
*Wednesday, October 10, 2007 by Spenser*

**algebra**

Sam must have an average of 70 or more in his summer course to obtain a grade of C. His firs three test grades were 75,63, and 68. Write an inequality representing the score that Sam must get on the last test to get a C grade.
*Wednesday, October 10, 2007 by seano*

**language**

Please help me in figuring out my worksheet that says to follow directions in the order they are given. 1.Write the word solar. 2.Add the 5th letter of the alphabet to the left of each consonant. 3.Add the 5th consonant of the alphabet to the right of the last letter from the ...
*Thursday, October 4, 2007 by nancy*

**social studies**

What happens at the 2nd battle of Ticonderoga in July, 1777?
*Monday, September 17, 2007 by Rascal*

**math**

evaluate (10 to the 2nd power-4times 8)divided by(8timees 9)
*Tuesday, September 11, 2007 by jose*

**The Five People You Meet in Heaven**

2. wikipedia-The_Five_People_You_Meet_in_Heaven I went on the 2nd site you provided and I found the publisher listed as this: Publisher------Little, Brown & Time Warner Paperbacks On my copy it says "Hyperion". What's going on?
*Monday, August 27, 2007 by brie*

**2nd grade math**

If you have a rectangle with 24 square units 3 lines down 8 across how can you have a 4 unit rectangle with a perimeter of 8 around the outside also 6 units with a perimeter of 10 in a seprate problem A square of 4, perimeter of 8. What about a 2x2 square? A rectangle of 3x2 ...
*Monday, May 21, 2007 by Gloria*

**Math**

The sum of two numbers is 112. The second is 7 more than 4 times the first. What are the two numbers? Am I doing something wrong? I seem to be stuck. x + y =112 (x+7)4y=112 The second equation should be: y+7=4x Should be the 2nd equation. The 2nd one: y is 7 more. This is a ...
*Friday, May 18, 2007 by Sissy*

**random**

I dunno. Why don't u wait 4 a teacher 2 answer that? I guess any grade that can type and ask Qs. :p any grade.
*Monday, May 7, 2007 by Lily*

**Algerbra**

5 to the 2nd power-2(5)(4)+-4to the secondpower = I got 25-40+16=59 is that the right way to do this problem yes. yes it is
*Wednesday, May 2, 2007 by patti*

**math**

Ted must have an average of 70 or more in his summer course to obtain a grade of C. His first three test grades were 75, 63,and 68. Write an inequality representing the score that Ted must get on the last test to get a C grade. Let X be the grade on the next test. The average ...
*Monday, March 19, 2007 by cheryl*

**oral report 2nd grade**

What would be a good report for a second grader to do, on a person, someone famous, sports person, etc. the kids have to dress the part and give a short report. My 8 year old wants to do David Beckham, is that okay for should we do someone REALLY famous? David Beckham is ...
*Sunday, March 11, 2007 by maruggstrs*

**please check my math**

2/3 + 1/5= 13/15. Is that right or can it be Reduced? You're good to go. That is correct... and 2nd question: It can't be reduced.... Good Job!
*Wednesday, February 7, 2007 by Angelina*

**math**

what is the difference between translation , rotation, relections, and dilation in 8 grade work In 8th grade talk, I recommend you check the examples in your book. OR, if you put your definitions here, I can critique them.
*Sunday, January 28, 2007 by jose*

**ANYBODY HERE?????????????????????????????????**

PLEASE ANSWER MY QUESTION! THANK YOU! WHAT IS A PLOT? A plot (in mathematics and engineering) is a graph. It geography, it is a piece of land. In a cemetery, it is a grave site. It can also be a covert plan of action or conspiracy. In English a "plot" can be the form...
*Saturday, December 23, 2006 by TANU*

**math**

How do you write a power of 10 in exponents when dealing with 1 hundredth. Thank you 1/100 = 10^(-2) :) 1 divided by 100 is .1, so why is it 10 to the negative 2nd?
*Wednesday, November 15, 2006 by chris*

**Math**

Homework grades are 5% of the overall grade. Lab work is 15% of the overall grade. Tests are 60% of the overall grade. The Final is 20% of the overall grade. Could a student that has a 75 homework average, 80 lab average, 40 test average, and 50 on the final pass the course? ...
*Tuesday, September 19, 2006 by Veronica*

**English**

Posted by rfvv on Monday, July 13, 2015 at 9:33am. Lesson Plan .... Standards Addressed: General Goal9s): Specific Objectives: ...... ===================== In a leson plan, what is 'Standards Addressed'?•English - Writeacher, Monday, July 13, 2015 at 9:42am ...
*Tuesday, July 14, 2015 by rfvv*

**math (algebra)**

In Professor Tuffguy's mathematics class, 36 students took the final exam. If the average passing grade was 78, the average failing grade was 60, and the class average was 71, how many of these 36 student passed the final?
*Wednesday, July 8, 2015 by Samantha*

**Chemistry**

When naming a molecular compound, such as CO, would I write it as mono carbon monoxide or carbon monoxide? My textbook has the rule written as prefix+1st element prefix+2nd element, but I am not sure if the mono applies to the carbon or not.
*Tuesday, July 7, 2015 by Jack*

**math in distress**

There are 5 kids, the median age is 9. Two of the kids are 5. The range of all the kids are 7. What is the age of the 2nd to the oldest? 1. 5 2. 5 3. 9 4. 5. 12 (7+5) =12 I have went around in circles with this. Please help!!!
*Wednesday, July 1, 2015 by toya5 *

**Chemistry Subatomic particles**

Fill in the chart (Numbers correspond to each other[I.E 1 in 1st group connects with 1in 2nd]) Subatomic particle found 1.Proton 2.Neutron 3.Electron Scientist 1.Rutherford 2.Chadwick 3.Thomson Experiment 1.Gold Foil Experiment? 2.? 3.Cathode Ray Tube Data Supporting Discovery...
*Monday, June 29, 2015 by Joey*

**Maths**

2,x,y are the first three terms of an arithmetic sequence.If the 2nd term is decreased by 1.The three terms will form a geometric sequence.calculate x and y and my working out is that if i said x-1
*Tuesday, June 16, 2015 by Luhle qwabe*

**pre-calculus 11 **

I have f(x) + 1/ x-c this is the question and I am told for the function with a vertical asymptote at x=1 Mr. Reimy was kind enough to provide this information comparing it to y = 1/x for the first interpretation the graph of y = 1/x would simply be translated vertically by c ...
*Wednesday, June 10, 2015 by george *

**precalculus**

If you are driving down a 10% grade, you will alway be 10% below where you would have been if you could have driven on flat ground from where you started. Suppose you descend to where you are 20 feet below your starting point. What concept does he "grade" relate to ...
*Saturday, June 6, 2015 by Lois*

**1st grade math**

what is a common factor
*Thursday, May 21, 2015 by seahawks*

**math**

lilly made a 75 on her history test and an3 on her math test. the mean grade on the history test was 72 with a standard deviation of 5. the average grade on the math test was 81 with a standard deviation of 4. which test did lilly do better?
*Thursday, May 21, 2015 by debbie*

**math**

5 kids median age is 9. Two of the kids ages are 5. The range of all the kids is 7. What is the age of the 2nd to the oldest. Please help....! a. 5 b. 7 c. 9 d. 12 to figure it out, i tried this 1. 12 2. 11 3. 9 4. 5 5. 5
*Friday, May 15, 2015 by tanisha*

**math**

We throw 250 darts (one by one) at 1200 dart boards. Each dart strikes a board randomly. No dart's strike affects any other. What is the probability that two darts will strike the same board? I make it 1 in 1200, b/c the probability of the 1st dart striking a board is 1. ...
*Monday, May 11, 2015 by Jane*

**math**

I have a question on my math that my teacher cant help me with because this one is for try it. Can you help me see if it is right?: It says: 12 . Wich is equal to 30 hundreths? A)3 thousandths B)3tenths C)3 tens D)3thousands I think the answer is B but, it really confuses me ...
*Thursday, May 7, 2015 by nicole*

**Physics**

I shot two arrows into the air the first arrow had a speed of 10 m/sec , 1 second later I shot the 2nd arrow into the air with a speed of 15 m/sec. Will they meet? If so, where?
*Sunday, April 26, 2015 by Christian*

**Engineering Physics 1**

I shot the first arrow Into the air with a speed of 10 m/sec , 1 second later I shot the 2nd arrow into the air with a speed of 15 m/sec. Will they meet? If so, where? how do i solve this?
*Sunday, April 26, 2015 by Joshua*

**English**

WORDS: Averse Detract Disdain Divulge Elation Endow Expulsion Mortified Nullified Ominous ------------- Some people are so (1)averse to living near a nuclear plant that they want the plant’s license to be (2)nullify. They say the plant infringes on every homeowner’s ...
*Friday, April 24, 2015 by Sora*

**math**

Sarah was trying to figure out her grades for her math course. She only knew the grade of 4 tests she had taken, however the class had taken 5 tests total. She scored a 94, 67, 83 and 93. If Sarah ended up with a grade of 90, what did she get on the 5th and final test?
*Saturday, April 18, 2015 by Jay*

**Algebra (check my work?)**

1. Write a proportion using an unknown value x and the ratio 5:6 then solve it. 5/6 = x/12 6 * 2 = 12 5 * 2 = 10 x = 10 2. In an orchestra, the ratio of trombones to violas is 1 to 3. There are 9 violas, Write a proportion that gives the number t of trombones in the orchestra...
*Friday, April 17, 2015 by Ivy *

**connexus**

anybody go to flvs academy and is 8th grade
*Thursday, April 16, 2015 by Oscar*

**algebra**

what is the first step when solving x/15=3/5? write a proportion using an unknown value x and the ratio 5:6 then solve it. in an orchestra, the ratio of trombones to violas is 1 to 3. a. there are 9 violas. write a proportion that gives the number t of trombones in the ...
*Wednesday, April 15, 2015 by phan*

**Algebra 8th grade **

(y2-3y)
*Monday, April 13, 2015 by Sw*

**Math**

Jeremy uses the linear function G=12h+50 to represent the grade, G (in points out of 100), that he can earn on an exam as a function of h, the number of hours he spends studying for the exam. 1.) Identify the slope and y-intercept of Jeremy's function and explain what they...
*Thursday, April 9, 2015 by Hailey*

**finance**

You have a discount bond with a time to maturity of one year. The market price of this instrument is 97%. You want the model price to match it while you build you yield curve with ED futures; the contracts price as follows: 1st = 99, 2nd = 98, 4th =97. What is the price of the...
*Saturday, April 4, 2015 by sasi*

**self**

I have 10 letters. My 1st and 2nd letter means not. My 1st to 5th letter means below. My 6th to 10th letter is to stand. In all, I am when you know. What am I?
*Thursday, April 2, 2015 by john*