Questions Asked on
September 6, 2017

  1. 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
  2. maths

    find the value of x if sin2x+3cosx=2 then cos3x+sec3x is

    asked by rajagopal
  3. 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
  4. 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
  5. English grammar

    I heard of your brilliant success.I was glad of that.

    asked by riya
  6. french

    Write a letter to your friend inviting him/her for your birthday party in french

    asked by Precious
  7. Maths

    By selling 36 banana a vendor losses the selling price of 4 banana.find his loss %

    asked by Shehzad
  8. 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
  9. Maths

    A sum when reckoned at 15/2% per annum amount to RS 3920 in 3 years . Find the sum

    asked by Haider
  10. 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
  11. 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
  12. 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
  13. 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
  14. 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
  15. 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
  16. Math

    Mark's age, x, is 6 times his age 2 years ago. Which equation represents the statement?

    asked by Drew
  17. Algebra help pls

    Which of the following is a solution to the equation y=3x-1? A (4,1) B (2,5)* C (4,3) D (0,-3) Am I correct?

    asked by Blaw
  18. 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 -4x-2=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
  19. Tecnology

    What is the difference between verbal and non-verbal communication skills in technology?

    asked by Lexi-girl
  20. 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
  21. 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
  22. 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
  23. 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
  24. Social studies

    what is it

    asked by Terrance
  25. 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 -4x-2=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
  26. 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
  27. 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
  28. 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
  29. 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
  30. 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
  31. 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 Lexi-girl
  32. 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
  33. 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 Lexi-girl
  34. 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
  35. 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
  36. 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
  37. History

    Which statements are not accurate descriptions of hunter-gatherers? (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
  38. Social Studies

    Identify central issues Explain why the pilgrims government came about and why it's existence was important

    asked by Help Plz
  39. 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
  40. 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
  41. 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
  42. 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
  43. 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
  44. 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
  45. 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
  46. Leap

    Leap Math Pretest Grade 7 Please Help ASAP

    asked by Timothy
  47. 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
  48. 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
  49. 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
  50. 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
  51. 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
  52. 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
  53. 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
  54. 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
  55. 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
  56. 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
  57. 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
  58. 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
  59. 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
  60. 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
  61. 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
  62. Math

    Solve m - 4n = 8 for m

    asked by Anonymous
  63. 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
  64. 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
  65. 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
  66. 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
  67. chemistry

    Is it important for archaeological sites to be protected from development once they are discovered?

    asked by PLEASE help
  68. Math

    which number is divisible by 3 and 5.? A.130 B. 325 c. 4,113 d. 2,040

    asked by Young Lil G
  69. 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
  70. Math

    Draw base ten blocks to show the number five hundred fifteen.

    asked by Jehangir
  71. 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
  72. 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
  73. 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
  74. MATH

    How is constructing a perpendicular bisector similar to constructing an angle bisector? How is it different?

    asked by hotdognibba70
  75. 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
  76. 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
  77. 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
  78. 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
  79. 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
  80. Math

    How do I find range of x^2=2y+1

    asked by Carrie Summer
  81. Algebra

    Where do I put parenthesis and brackets to make this true 14-12/3+5•8=-58

    asked by Brad
  82. College Algebra

    Graph the inequality on the numberline and then write it in interval notation. 6x+5(x+5)≥7x+45 and 12x+4(x-3)

    asked by Anonymous
  83. 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
  84. 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
  85. College Algebra

    What would the interval notation be for 6x+5(x+5)≥7x+45 x ≥ 5

    asked by Anonymous
  86. College Algebra

    Graph the inequality on the number line and then write it in interval notation. 12x+4(x-3)

    asked by Anonymous
  87. Math

    Given points (0, 0) and (3, 6), find the point which partitions the segment into 3:2 Please explain?

    asked by Amber
  88. College Algebra

    Graph the inequality on the numberline and then write it in interval notation. 11z+3(z-1)≤4z-13

    asked by Anonymous
  89. Math

    A one-minute advertisement on a local television station during prime time (8-10 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
  90. 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