Questions Asked on
September 6, 2017

Differentiation
Find d/dx((x^n+1)/(n+1)) I took photo of my textbook ufile.io/vn0vh Please go to the link . Is n here constant or variable? Is there any need to use quotient rule??
asked by Venki 
maths
find the value of x if sin2x+3cosx=2 then cos3x+sec3x is
asked by rajagopal 
physics
001 1.0 points Ann is driving down a street at 58 km/h. Suddenly a child runs into the street. If it takes Ann 0.742 s to react and apply the brakes, how far will she have moved before she begins to slow down? Answer in units of m.
asked by Anonymous 
physics
Ann is driving down a street at 58 km/h. Suddenly a child runs into the street. If it takes Ann 0.742 s to react and apply the brakes, how far will she have moved before she begins to slow down? Answer in units of m.
asked by Anonymous 
English grammar
I heard of your brilliant success.I was glad of that.
asked by riya 
french
Write a letter to your friend inviting him/her for your birthday party in french
asked by Precious 
Maths
By selling 36 banana a vendor losses the selling price of 4 banana.find his loss %
asked by Shehzad 
Maths
Ram bought 100 articles for RS 4000.he sold of them at a gain of 5% at what gain percent must be sell the remening articles so as to gain 20% on the whole.
asked by Shehzad 
Maths
A sum when reckoned at 15/2% per annum amount to RS 3920 in 3 years . Find the sum
asked by Haider 
Science help
Which of the following is NOT a way to test your hypothesis? A.) observe the natural world. B.) make a guess.*** C.) perform an experiment D.) make and use a model *** Means I chose this.
asked by Mr. Sue 
English
1. He likes warm colors such as red and yellow. 2. He likes warm colors for example red and yellow. 3. He likes warm colors, for example red and yellow.  Which one is similar to #1? Do we have to put a comma before 'for example'?
asked by rfvv 
English
1. He made the robot happily. (Does 'happily' modify the verb 'made'?) 2. He made the pressure cooker repaired by the repairman. 3. He made the repairman repair the pressure cooker. (Are both grammatical and have the same meaning?)
asked by rfvv 
English
1. The table is made of stone. 2. The table is made out of stone. 3. The table is made from stone. (Which one is correct?) 4. Paper is made of wood. 5. Paper is made out of wood. 6. Paper is made from wood. (What about these sentences? Which one is
asked by rfvv 
English
1. The voice recorder is made in Japan. 2. The voice recorder is made from Japan. 3. The voice recorder is made by Japan.  Which preposition should we use here?
asked by rfvv 
English
1. He called me when I was in bed. 2. He called me while I was in bed. (Are both grammatical? Then what is the slight difference in meaning between the two sentences?)
asked by rfvv 
Math
Mark's age, x, is 6 times his age 2 years ago. Which equation represents the statement?
asked by Drew 
Algebra help pls
Which of the following is a solution to the equation y=3x1? A (4,1) B (2,5)* C (4,3) D (0,3) Am I correct?
asked by Blaw 
Algebra help pls
Which equation matches the statement: "The sum of 4x and 2 is 9"? A 4x+2=9 B 4x+9=2 C 4x(2)=9* D 4x2=9 Solve. 1 ___ x = 12 3 A x=4 B x=15 C x=36 D x=39* Am i correct on these?
asked by Blaw 
Tecnology
What is the difference between verbal and nonverbal communication skills in technology?
asked by Lexigirl 
Geometry Probability
Favorite Summer Activity for 50 Children Reading Sports Swimming TOTAL Boys 2 20 8 30 Girls 4 7 9 20 TOTAL 6 27 17 50 P(Boy if favorite activity is swimming) 0.26 P(Girl if favorite activity is sports) 0.45 P(Girl if favorite activity is reading) 0.20
asked by need help 
physics
Three point sized bodies each of mass M are fixed at three corners of light triangular frame . In the above problem about an axis perpendicular to the plane of frame and passing through a corner of frame the moment of inertia of three bodiea is ??
asked by rahul 
CONSUMER MATH
Your total bill at a restaurant is $24.89. You were very pleased with your service, so you decide to leave a 20% tip. What is the amount of the tip you will leave your waiter?
asked by Stacey 
SCIENCE
In a reaction 6.56g of Zinc reacted with excess dilute Hydrochloric acid Calculate the volume of hydrogen evolved at STP
asked by EMILY 
Social studies
what is it
asked by Terrance 
Algebra help pls
Which equation matches the statement: "The sum of 4x and 2 is 9"? A 4x+2=9 B 4x+9=2 C 4x(2)=9* D 4x2=9 Solve. 1 ___ x = 12 3 A x=4 B x=15 C x=36 D x=39* Am i correct on these?
asked by Blaw 
S.S.
Which statement best describes the framework of government established by the Constitution? A. The three branches of government defer the majority of power to the states B. A system of checks and balances keeps each of the three branches from having too
asked by Lydia 
Lab Math
A stock solution of inulin has a concentration of 500mg/ml. From this stock 0.50ml is diluted with 0.50ml of sterile saline. After 30 min blood is sampled and produces a result of 50ug/ml. What is total extravascular volume?
asked by Amy 
History (Check Answer)
What special knowledge did the Bantu carry with them as they migrated? A. Metalworking (my answer) B. Fishing C. Dancing D. Singing
asked by ErenJaegerKillsTheTitans 
Math
In how much time would the simple interest on a certain sum be 0.125times the principal at 10% per annul.
asked by Parth 
Math
If I have a piece of poster board 22"x28" and I draw 1 1/4 inch squares can I draw?
asked by Michael 
Science
2. Two liquids are poured into two cups. Cup A contains a colorless, odorless liquid. Cup B contains a colorless liquid with a strong odor. An ice cube floats in Cup A but sinks in Cup B. When heated, the liquid in Cup B boils at a much lower temperature
asked by Lexigirl 
SS
The people of East Africa traded with A. China, India, and Southwest Asia B. Songhai C. Europe and the Americas D. Portugal
asked by BlUrRyFaCe 
Science
3. Kamir and Alexis are studying the properties of water. They conducted a variety of experiments to determine its physical and chemical properties. Of the tests the students conducted, which one illustrates a chemical property of water? a. Salt dissolves
asked by Lexigirl 
Social Studies
What was one reason for the Stabley Schomann of the colony of Rhode Island A. Thomas Hooker left Massachusetts to start a new charter granted by the king of England B. Roger Williams believed in religious tolerance which wasn't practiced in Massachusetts
asked by Help Plz 
quantitive reasoning math
taxes on a house assessed at $64,000 are $1500 a year. If the assessment is raised to $85,000 and the tax rate did not change, how much would the taxes be?
asked by anthony 
Math
How do I show model to multiply 0.16*0.5? I did try by shading .16 over 0.5 but it giving me .10 answer. I need my answer 0.08. Plz help me what I am doing wrong.
asked by Lauren 
History
Which statements are not accurate descriptions of huntergatherers? (1) Wild fruits, berries, and nuts are part of their diets. (2) They rarely eat meat. (3) Killing animals is a major task in their lives. (4) They live in permanent villages. I think it's
asked by Anonymous 
Social Studies
Identify central issues Explain why the pilgrims government came about and why it's existence was important
asked by Help Plz 
9th Grade Literature
1. Which of these is a complete sentence? A. Although the weather is sometimes warm in early March. B. Forecasters predict six more weeks of winter this year.
asked by Zurai 
Math
4(y  4)=8 a.2 b.2 c.4 d.6 Wouldn't it be d.? 5(x  10) + x a.6x + 15 b.5x + 15 c.6x + 50 d.4x  50 Wouldn't it be c.? 9a  b  2a  10b a.7a + 11b b.11a + 9b c.11a  9b d.7a  11b Wouldn't it be d.?
asked by Jimmy 
physics
a motorbike weighs 400kg accelerates uniformly at 1.5m/s2 from rest to 22m/s. then the brakes are applied and it stops 2.5s later. (a)Sketch a graph showing the motion history (b)From the sketch,determine the total distance traveled (c)Determine the
asked by joseph 
English
It is said that we should use 'while' for 'age' or 'periods of life.' What are periods of life? Would you name 'periods of life'? 1. When I was 15, I went to Chicago. 2. While I was 15, I went to Chicago. (Is #2 wrong?) 3. When I was in middle school, I
asked by rfvv 
English
1. What color do you feel like? 2. I feel like the color red. 3. I feel like red.  Q1: Can we answer the question #1 like #2 or #3? Q2: Would you paraphrase #1 to clarify the meaning?
asked by rfvv 
English
1. The boy is in the hospital. 2. The boy is in hospital. 3. The boy is playing in the hospital. 4. The boy is hospitalized for illness. 5. The boy came to the hospital to visit his grandfather. He is playing with his brother near his grandpa. 6. He is at
asked by rfvv 
technolgy
SmartArt can be used to create___________ that highlight relationships between two items. 1.clip art images**** 2.graphic organizers 3.essays 4.tests What ribbon contains the option to edit a font, including underlining? 1.Home 2.Insert*** 3.References
asked by Anonymous 
Leap
Leap Math Pretest Grade 7 Please Help ASAP
asked by Timothy 
Math (Updated)
Please tell me if these answers are correct: 1. Is ( 0, 3) a solution to the equation y = x + 3? Yes No 2. Is ( 1, 4) a solution to the equation y = 2x? Yes No 3. Look at the following points: ( 4, 0) ( 3, 1) ( 6, 3) ( 2, 4) Which are solutions to y =
asked by LoyaltyIsFake 
English
The blues in Picasso's painting seem to communicate his sadness. It makes me a little sad, too.  Q1: Do we have to use the plural form 'blues'? Q2: What does 'It' refer to in the second sentence? Does it refer to 'The
asked by rfvv 
Math
A nurse has two solutions that contain different concentrations of a certain medication. One is a 20% concentration and the other is a 5% concentration. How many cubic centimeters of each should he mix to obtain 10 cc of a 18.5% solution?
asked by Cheyenne 
English
1. He sold me a bookmark. (active) 2. I was sold a bookmark by him. (passive) 3. A bookmark was sold to me by him. (passive) 4. A bookmark was sold me by him. (passive)  Is #2 grammatical? What about #3 or #4? Can we use
asked by rfvv 
Math
Emma started with a certain amount of money. She spent 2/5 of her money. She earned €5 the next day. Later, she lost 3/7 of her money, but she still had €20 left. How much did she start with?
asked by Help 
Math
Emma started with a certain amount of money. She spent 2/5 of her money. She earned €5 the next day. Later, she lost 3/7 of her money, but she still had €20 left. How much did she start with? answer at the back of the book is €50 please show working
asked by Tyson 
Math
Hey, I just need my answer checked. Simplify: y to the 4th power times y to the 3rd power y to the 1st power y to the 7th power ** y to the 12th power y to the 43rd power correct? If not, please show work for me. thanks.
asked by IAmNotARobotTrustMe1 
math
a recipe calls for 1/2 cup of ingredient A for every 1 1/3 cups of ingredient B. You use 4 cups of ingredient A. How many cups of ingredient B do you need?
asked by Anonymous 
English
1. He read a book to me. 2. He read a book for me. 3. He wrote a letter to me. 4. He wrote a letter for me. 5. He sang a song to me. 6. He sang a song for me. 7. He passed a book to me. 8. He passed a book for me. 9. He gave a pen to me. 10. He gave a pen
asked by rfvv 
English
1. He found me the key. 2. I was found the key by him. 3. The key was found for me by him. 4. The key was found me by him.  Is #2 grammatical? Is #4 grammatical without 'for'? 5. He left me a big house. 6. I was left a big house by him.
asked by rfvv 
Math
The three sides of a triangle are consecutive even integers. If the perimeter of the triangle is 72 inches, find the lengths of the sides of the triangle
asked by ELI 
physics
It takes a runner 3 h, 10 min, 55 s to run a marathon. If the distance of a marathon is 42.2 km, what is the average speed of the runner?
asked by stacy 
5th grade math
complete the number sentence. express the quotient in units and then in standard form. 9.36 divided by 3= ________ones divided by 3 + ______ hundreds divided by 3 = _______ones + _____________ hundreds = _________________
asked by mythreyee 
math
Translate the following statement to an inequality. Then, find the solution. Three times the sum of a number and five is greater than or equal to negative six. n ≥ 7 n ≤ 7 n ≥ 3 n ≤ 3
asked by dean 
math
the formula a = 46c gives the floor area a in square meters that can be wired using circuits A.solves a = 46c for c b. if a room is 322 square meter, how many circuits are required to wire this room?
asked by Anonymous 
Math
Solve m  4n = 8 for m
asked by Anonymous 
Math
A engine for a car can be manufactured in a factory every 35 minutes. The factory starts production at 8:45 and stops at 16:55. (i) Find the number of engines that can be produced in a single working day. I really need help on how to do it!!! Please!!
asked by Faith 
Statistics
A wide variety of oak trees grow in the United States. In one study, a sample of acorns was collected from different locations, and their volumes, in cm3, were recorded. In the table are summary statistics for these data: N 38 Mean 3.0 Median 1.8 St. Dev.
asked by Amethyst 
Math
A engine for a car can be manufactured in a factory every 35 minutes. The factory starts production at 8:45 and stops at 16:55. (i) Find the number of engines that can be produced in a single working day. After a refit of the factory, an engine can be
asked by Vanessa 
Physics momentum: please check my answers..
I have a big online test and would really appreciate if you could please check my answers before I submit them (I only have 1 try) Two equivalent masses are attached by a rope that hangs over a pulley. Since the coefficient of friction is less than 1, they
asked by Tyger2020 
chemistry
Is it important for archaeological sites to be protected from development once they are discovered?
asked by PLEASE help 
Math
which number is divisible by 3 and 5.? A.130 B. 325 c. 4,113 d. 2,040
asked by Young Lil G 
Math
Fill the bracket with +,,×,÷. 16 () 10 () 2 () 5 = 20 What is the answer? I have tried for 1 hour but I do not know the answer.
asked by Harry 
Math
Draw base ten blocks to show the number five hundred fifteen.
asked by Jehangir 
Math
A bike wheel has a radius of 40 inches. If Mary rides the bike 1 mile (63,360mi.), approximately how many times has the wheel rotated?
asked by Ann 
Chemistry
If 28.8 grams of calcium carbonate react to form 16.1 grams of calcium oxide, how many grams of carbon dioxide must simultaneously be formed?
asked by Anonymous 
Math
Can anyone help with this question? Your backpack contains 2010 chocolate bars, which you are going to divide between your best friend and yourself. You think you are a nice person, so you will give your best friend more than zero chocolate bars. However,
asked by Allen 
MATH
How is constructing a perpendicular bisector similar to constructing an angle bisector? How is it different?
asked by hotdognibba70 
Geometry
Draw a Right Triangle Part 1 Using graph paper draw a right triangle given the following coordinates. A(1,7) B(1,1) C(7,1) (i got the triangle from this) Part 2 Now, on the same graph paper using the same axes, translate (slide) the triangle 5 spaces
asked by Anonymous 
math
angle 1 and angle 2 are supplementary angles. m angle 1 is 4y + 7 and m angle 2 is 9y + 4. Find m angle 2.
asked by hotdognibba70 
physics, collisions, please help
Your bumper car is travelling at 2 m/s. The total mass of you and your car is 350 kg. An empty motionless bumper car with a mass of 250 kg is in your path. How fast in m/s will the empty bumper car move after you collide with it head on? I tried using
asked by anonymous 
math
so school is starting again .0. Could I be walked through a few practice questions? I've forgotten everything over the summer and a refresher would be nice. I'm not looking for answers, just some help/pointers! 1. Solve for x. 2x  4 >10 (for this one
asked by Gina 
pys
A blue ball is thrown upward with an initial speed of 20.8 m/s, from a height of 0.6 meters above the ground. 2.5 seconds after the blue ball is thrown, a red ball is thrown down with an initial speed of 10.4 m/s from a height of 24.6 meters above the
asked by Indie 
Math
How do I find range of x^2=2y+1
asked by Carrie Summer 
Algebra
Where do I put parenthesis and brackets to make this true 1412/3+5•8=58
asked by Brad 
College Algebra
Graph the inequality on the numberline and then write it in interval notation. 6x+5(x+5)≥7x+45 and 12x+4(x3)
asked by Anonymous 
Math
Find the perimeter of the polygon with vertices of A(0, 0), B(4, 0) and C(2, 3). Round to the nearest tenth. Just enter one number as your answer. Help!
asked by Amber 
EPI
I need help finding two of the six principles of economics. The website is: 150 years after fort sumter:why we're still fighting the civil war by Time Magazine One is called the people respond to incentives in predictable ways. My answer: " reigning over
asked by Ari 
College Algebra
What would the interval notation be for 6x+5(x+5)≥7x+45 x ≥ 5
asked by Anonymous 
College Algebra
Graph the inequality on the number line and then write it in interval notation. 12x+4(x3)
asked by Anonymous 
Math
Given points (0, 0) and (3, 6), find the point which partitions the segment into 3:2 Please explain?
asked by Amber 
College Algebra
Graph the inequality on the numberline and then write it in interval notation. 11z+3(z1)≤4z13
asked by Anonymous 
Math
A oneminute advertisement on a local television station during prime time (810 p.m. on weeknights) costs the advertiser $12800. To the nearest cent, how much does the advertisement cost per second? I converted the minute to 60sec. Then divided the cost
asked by Madeline 
chemistry
An automobile gasoline tank holds 15.0 gal when full. How many pounds of gasoline will it hold if the gasoline has a density of 0.737 g/mL?
asked by iv