1. Calculus

    So, I need to graph (with my calculator) this out, and then find the area, and finally the volume. y=(x-1)^1/2, y=0, x=2, x=5; about the x-axis I ended up with some crazy answer like 15π/2, and I believe that's incorrect (but it might be right, idk). Any

    asked by Devin on February 18, 2011
  2. Statistics

    Assume that adults have IQ scores that are normally distributed with a mean of 100 and a standard deviation of 15. Find the IQ score separating the top 37% from the others. Answer in one decimal place.

    asked by Tracy on March 28, 2014
  3. Math, Precalc

    Let ΔABC be a triangle such that b=√8, c=√30, and cos(B)=5/√30. Find all possible values for side length a, entering your answer as a comma-separated list in increasing order.

    asked by HELP ME PLS on September 29, 2016
  4. Algebra

    The following question is about specific geometric progression Find a_4 and S_4 for 100, −10, 1, . (Round your answer for S4 to three decimal places.) The _ represents subscript.

    asked by Merty on May 7, 2015
  5. precal

    Find all solutions of the equation in the interval , 02π . =2sin2x−2cosx Write your answer in radians in terms of π . If there is more than one solution, separate them with commas.

    asked by teresa on August 8, 2016
  6. Statistics

    Find the value of z that would be used to test the difference between the proportions, given the following. (Use G - H. Give your answer correct to two decimal places.) Sample n x G 375 324 H 414 333

    asked by Casey on October 29, 2013
  7. Grammar and composition

    on page 807, Exercise B it wants me to amswer the questions and name the reference book I used to find the answer. Question 10 is "What is the number of Buddhists in North America?

    asked by Dylan on July 3, 2012
  8. Physics

    A particle moves according to the equation x(t) = (10 m/s2) t2 where x is in meters and t is in seconds. Find the average velocity for the time interval from t1 = 2.0 s to t2 = 3 s. Answer in units of m/s. Please help! I have no idea how to set this up :(

    asked by Christie on September 7, 2014
  9. Statistics

    Find the value of z that would be used to test the difference between the proportions, given the following. (Use G - H. Give your answer correct to two decimal places.) Sample n x G 386 327 H 414 321

    asked by Tracy on June 25, 2013
  10. Algebra 2

    I have no clue on this one. How would you solve: us the (IN) key to express each number as a power. Then use the rules of logarithms to find the answer. (45,332 x 10^5)(33,654 x 10^-4) ------------------------------- 93,153 (that is a fraction.) please

    asked by Jonathan on June 18, 2006
  11. Trig

    Find all solutions of the equation in the interval [0,2pi). sqrt(3)cottheta-1= 0 Write your answer in radians in terms of pi. If there is more than one solution, separate them with commas.

    asked by Rachal on May 15, 2011
  12. Calculus Partial Derivatives

    Problem: Find dimensions of a box that provide the greatest volume when the length plus the girth cannot exceed six feet. I tried 2w+2h+l=6, l=6-2w-2h, but couldn't get to w=1, h=1, l=2, which is the correct answer.

    asked by Anonymous on July 11, 2015
  13. Louisiana History

    Do you know the issues that governor Unzaga faced? There is not really a answer choice nor is this a question from school, but I was thinking about this and well if you could just give me a site to look at to find out that would be great... -Thanks

    asked by Jennifer on November 11, 2016
  14. finite mathematics

    Find the present value of the ordinary annuity. Please round the answer to the nearest cent.$2,000 per semiannual period for 7 yr at 12%/year compounded semiannually

    asked by Anonymous on October 23, 2012
  15. chemistry

    Find the initial concentration of the weak acid or base in an aqueous solution of pyridine (C5H5N) with a pH of 8.65. Kb = 1.80×10e-9 . Answer in units of mol/L

    asked by Anonymous on January 28, 2015
  16. Data Management

    Determine the number of ways of selecting four letters, without regard for order, from the word: parallelogram the answer at the back of the book is 150, but i can't seem to find out how to do this.

    asked by John on March 6, 2010
  17. Physics Please Help ASAP

    A tungsten target is struck by electrons that have been accelerated from rest through a 38.9-kV potential difference. Find the shortest wavelength of the radiation emitted. (answer has to be in nm)

    asked by Rebecca on June 7, 2012
  18. Geometry

    In the △PQR, PQ = 39 in, PR = 17 in, and the altitude PN = 15 in. Find QR. can u guys show how to solve the problem(plz include answer) i got 42 by using the pythagorean theorem i am not sure if i am correct but can u check it

    asked by Allie on February 17, 2017
  19. Calculus

    Find the positive value of x which satisfies x = 4.3cos(x). Give the answer to six places of accuracy. Remember to calculate the trig functions in radian mode

    asked by J on July 17, 2013
  20. math

    I am not understanding this question. the retail sales tax in north Carolina is 7%. Find the total cost of a $1210 of sofa. It is hard for me to get this answer.

    asked by cora evans on January 5, 2014
  21. Statistics

    Assume x is normally distributed with mean µ= 15 and standard deviation α= 3-. Use the approximate areas beneath the normal curve, as discussed in this section, to answer the following questions. Find P (X ≥15)- A) 0.50 B) 0.16 C) 0.34 D) 0.84

    asked by Stuart on February 22, 2009
  22. CAN SOMEBODY PLS GIVE ME THE FORMULA FOR THIS!!???

    google is being a pain right now so i cant find a simple answer, its giving me all these complex examples instead I JUST NEED THE FORMULA FOR FINDING THE LATERAL AREA OF A SQUARE PYRAMID. THAT'S ALL. thank you.....

    asked by TTR+S<3 on February 26, 2014
  23. math

    An unprepared student makes random guesses for the ten true or false questions on a quiz.find the probablity that there is at least one correct answer.

    asked by rency on October 28, 2009
  24. Physical Science

    If a 1500 kg car is moving 20.0 m/s is brought to a stop by brakes. How many kilocalories of heat are generated in the process? Please include the formula that I should use to find the answer. -Thanks

    asked by Sarah on October 26, 2007
  25. Math

    Use the Binomial Theorem to find the fifth term in the expansion (2x+3y)^5. 5!/(5-k)^x^5-kyk 5!/(5-4)!4!^x^5-4y4 (5*4*3*2)/(4*3*2*1) 120/24 5xy^4 (answer) You may not understand the 1st 2 lines I'm sorry just let me know how to make it better.

    asked by Jon on March 4, 2008
  26. Grammar

    What is the irregular plural noun? The teams of oxen pulled the plows across the field. (I CANT FIND THE ANSWER DEPENDING ON THE DEFINITIONS ON THE PAPER AND ONLINE)

    asked by Isabel on October 27, 2014
  27. Math

    In ΔABC, A=75 degrees and b=6. Giving your answer in interval notation, find the range of values of a such that: only one triangle is possible. two different triangles are possible. Please explain or show work!

    asked by Amber on October 16, 2016
  28. geometry

    If the parallel sides of a trapezoid are contained by the lines and , find the equation of the line that contains the midsegment. Show equations and all work that leads to your answer.

    asked by Anonymous on April 22, 2012
  29. Vectors and Math

    The textbook answer is -80 Question: find (3a+4b)(2b+4a) if a= -i-3j+k and b=2i+4j-5k What I did: =6(a)(b) - 12|a|^2 + 2|b|^2 - 4(a)(b) =2(a)(b)-12|a|^2+2|b|^2 substitute a and b with given equations. Added like terms for each part.(too long to write out)

    asked by Help-me-Please on February 7, 2015
  30. statistics

    I do not understand this. Can you please explain it to me and how I am suppose to get the answer? Find the probability that a data value picked at random from a normally distributed population will have a standard score that corresponds to the following:

    asked by MissPatte on November 15, 2014
  31. statistics

    Find the value of z that would be used to test the difference between the proportions, given the following. (Use G - H. Give your answer correct to two decimal places.) Sample n x G n=384 x=314 H n=423 x=329

    asked by Tiara on March 18, 2014
  32. Eng

    In which of the following sentence do you find a verb phrase? A. I shall be all that I am and more. B. June was a collector of memorabilia. C. I believed every word he said. D. The crowed roared as the bull charged. Answer is "D"

    asked by Jen on June 1, 2013
  33. related rates word problems

    "A man of height 2.2 meters walk away from a 5-meter lamppost at a speed of 1.2 m/s. Find the rate at which his shadow is increasing in length. " what is the answer to this? if anyone can help that would be great

    asked by James on February 20, 2016
  34. MATH

    Explain how to find the sum positive three plus negative eight using chips, a number line, or the rules for adding integers. Give the answer with your explanation.

    asked by le on May 23, 2012
  35. Government US

    The highest rate of inflation (13 percent) since World War II occurred in a. 1955. b. 1963. c. 1979. d. 1991. e. 2002. I cannot find this answer anywhere.

    asked by HM on December 5, 2011
  36. science

    I have a question I was wondering if someone could give me a link or idea how to find the answer: What structure on HIV makes it necessary for the virus to be transmitted in moist secretions?

    asked by Mike on September 14, 2011
  37. math

    Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. y=1/x^2 y=0 x=4 x=7; about y=–3 i integrated and plugged in values for x and got .61 *pi this is not the right answer been trying for hours

    asked by sonia on October 23, 2009
  38. math (check)

    find the volume of a cylinder with a diameter of 16mm and a height of 5.7. A.2,292mm^3 . . . 4,584mm^3(i think its this one) . . . 689mm^3 . . . . 1,146 (but i also got an answer close to this but the tens place was 5)

    asked by luna on March 19, 2014
  39. Pre Calculus

    Find the measure of the central angle, in radians, given the area of the sector as 22.6 cm2 and a radius equal to 3.7 cm. Round your answer to the nearest tenth.

    asked by Kim on March 23, 2011
  40. special education

    I need an answer to a literture question that i can't find. A judge in canto vii,named minos,use his longtail to assign the penalty for each condemned sinner?

    asked by jan on October 10, 2011
  41. Laptops

    I've been searching a ton of websites but I can't seem to find a proper answer. I'm a first-year Nursing student and I need an opnion on what laptop would best suit me based on my course. Thanks in advance.

    asked by Lena on August 1, 2010
  42. maths

    find the speed of a point on the rim of a 24-cm diameter fly -wheel which is tuning at 2800 revolutions per minute. give your answer in meters per second.

    asked by leena on September 22, 2013
  43. cal 2

    Find the number b such that the line y = b divides the region bounded by the curves y = x2 and y = 16 into two regions with equal area. (Round your answer to the nearest hundredth.)

    asked by emily on February 12, 2010
  44. math, calc 2

    Using the disk method, find the volume of a right circular cone with height h and base radius r. I know the answer is 1/3pier^2h, but how do you explain or work out the problem?

    asked by George on January 17, 2007
  45. Trig

    Find the exact value of: cos315. I have to use the sum angle formula cos(270+45) cos270 cos45 - sin270 sin45 thats all I have. Is the answer at least sqrt 2/2?

    asked by does it matter at this point? on March 8, 2008
  46. Calculus

    A function of three variables is given by, f (x,y,t) = x3y2sin t + 4x2t + 5yt2 + 4xycos t Find ft (3.44,0.58,8.1) giving your answer to 3 decimal places. anybody please help me... thanks a million... got stuck with this qns..

    asked by Fox on September 29, 2013
  47. Science

    Hello where can i find the answer to this question? For a resident on the equator, during what period of the year (month(s)) is the noon sun shining into a north-facing window?

    asked by chris on August 30, 2007
  48. physics

    A golfer hits a ball from the origin with an initial speed of 35 m/s at an angle of 44 degrees above the horizontal axis. The ball is moving down when it lands on a green that is 3.00 m above the level where it was struck. Neglect air resistance. 1. How

    asked by Amy on May 25, 2011
  49. AED 201

    Search the Internet for three time management tips for teachers. List the tips, in a separate document and answer this question: How do you think these tips will affect your daily schedule as an educator? Provide a comment on how each one serves to improve

    asked by Rayna on April 1, 2010
  50. Math: Pre-calculus

    A rancher wants to build a rectangular pen with an area of 180 . Let W be the width of the pen and L be the length of the pen. a) Find an equation for the perimeter P in terms of W and L . b) Use the given area to write an equation that relates W and L .

    asked by Sarah on October 6, 2013
  51. chem

    I need major help im not understanding this at all: Complete and balance each of the following equations for acid-base reactions. (Type your answer using the format CO2 for CO2 and Al(OH)3 for Al(OH)3. Use the lowest possible coefficients.) HBr(aq) +

    asked by hannah on November 23, 2010
  52. Trig

    Jessica attains a height of 4.7 feet above the launch and landing ramps after 1 second. Her initial velocity is 25 feet per second. To find the angle of her launch, which equation can you use with the given information to solve for θ? (Answer: 1 or 2).

    asked by Jessica on June 21, 2012
  53. Probability

    Let N,X1,Y1,X2,Y2,… be independent random variables. The random variable N takes positive integer values and has mean a and variance r. The random variables Xi are independent and identically distributed with mean b and variance s, and the random

    asked by qwerty on April 21, 2015
  54. Chemistry(Please Check)

    You dissolve 6.55 g of potassium nitrate in enough water to make a 250. ML solution. 1.What is the molarity of this solution?answer:0.0262 2.If you took out 15.0 mL of this solution, how many moles of potassium nitrate would you have?answer:0.393 3. What

    asked by cateye on April 23, 2012
  55. Communication/Speech

    Articulation errors: A. cannot be fixed B. should be constantly corrected C. are frequently outgrown D. occur as children try to imitate new sounds. Would the best answer be: (D) occur as childrentry to imitate new sounds? D is probably the best answer; C

    asked by Elyse on July 27, 2007
  56. math

    A manufacturing company manufactures a cardboard box with a square base and a height of 15 inches. Suppose the equation 2 x x 60 7,200 0 can be used to find the length and width of the base of the box, each measuring x inches. Use the zero product property

    asked by crissy on April 7, 2016
  57. Chemistry

    Copper and lead had different densities. Sketch a diagram at the particular nature of matter level showing the atoms of a small cross section of copper and lead. Use this diagram to explain why lead is denser than copper. I couldn't find any pictures or

    asked by Anonymous on June 29, 2015
  58. chemistry

    The power of the equation ΔG° = –RT ln(K) is that K can be determined from tabulated values of ΔG°f. Use the tabulated values of the Gibb's energy to determine K for the reaction, 2AB(l) ↔ 2A(g) + B2(g), at 298K. (R=8.314 J/K mol or R=0.008314 kJ/K

    asked by Carl on March 16, 2015
  59. Probability

    CHECK ANSWERS PLEASE ********************************** Paula asked 30 students what they ate for lunch. All the students had at least a sandwich, salad or fruit. ********************************* QUESTION A Draw a Venn Diagram. * * * * * * * * * * * * * *

    asked by Daniela on April 6, 2017
  60. MoRe HeLp PlEaSe!! (calc)

    Also can I get some help with this LONG, TIRESOME PROBLEM? Find the derivative using the chain rule. f(x)= ((3x-7)/(6x+3))^4 Thanks a lot! (68/(12x^2+12x+3))*[(3x-7)/(6x+3)]^3 you should double check the answer multiply 4((3x-7)/(6x+3))^3 by the derivative

    asked by Confused on February 21, 2007
  61. Math 3 grd

    How do I find the area and the volume of a prism using base-10 blocks? well, the area is found by multiplying length x width. so it would be 10 x 10, which equals 100. The volume, however, isn't much more work to find the answer. Volume=length x width x

    asked by Miquela on May 2, 2007
  62. computer programming

    : Create a program like KBC game show where program ask user 3 different question one after another and the user should answer them. If the answer are correct then pop up the message as “you got the right answer” and must ask user does he/she wants to

    asked by ravi on January 21, 2012
  63. Math

    1. Solve the proportion: z z+9 ---- = ---- 3 12 A. 4 b. 3 c. 2 d. 1 my answer is c ? 2. Solve the proportion: 16 = 8 --- --- 4d+2 3 A. 1^ 11 --- 12 b. 1^ 1 -- 3 c. 1 d. 2 My answer is D ? 3. A solution contains 2.2 liters of water. Convert this measurement

    asked by ciara on November 21, 2013
  64. Physics

    Instructions for finding a buried treasure include the following: Go 745.6 paces at 298◦, turn to 204◦ and walk 178 paces, then travel 490 paces at 55◦ Find the magnitude of the resultant displacement from the starting point. Answer in Units of

    asked by Barakat on September 6, 2014
  65. physics

    1. Part (1 of 2) A 5.36 g bullet oving at 681.8 m/s penetrates a tree trunk to a depth of 3.79 cm. a) Use work and energy considerations to find the magnitude of the force that stops the bullet. Answer in units of N. and 2. Part (2 of 2) b) Assuming that

    asked by Ronaldo on December 9, 2009
  66. Math "Need Help Asap"!

    Multiple Choice Use an equation to solve the problem. 1. What is 57% of 11? (1 point) 11 = 0.57 • n; 19.3 n = 57 • 11; 627 n = 0.57 • 11; 6.27 11 = 57 • n; 0.19 2. 224 is 25% of what number? (1 point) 224 • 0.25 = w; 560 224 = 0.25 • w; 896 224

    asked by #FreeGucci on May 27, 2016
  67. science

    hello jishka reply to me immediately wasn't that i told you i think this isnot a good website if i don't get the answer What kind of answer do you want? We are here to help you, but don't expect an immediate answer. We are not on line all of the time.

    asked by jeniffer on February 3, 2007
  68. Math

    Solve the equation and show the check of the potential answer(s). If any answers are excluded values, state this on your answer sheet. a2 + 4a - 5/a2 + 2a - a + 3/a + 2 =1/a2 + 2a Can someone please show me how to do this problem with checks? I have

    asked by Neil on May 6, 2018
  69. government

    i', so confuse because the only answer that i have let is Dennis v. U.S. Would that be the answer? I'm the answer to Dennis v. U.S....which upheld the Smith Act, allowing the government to arrest members of the Communist Party based on the idea of a clear

    asked by Noami on July 25, 2013
  70. Math

    Number is between 100 and 1000 The sume of the digits is 11. The tens digit is less than the hundreds digit. There are no zeros. It says to list all the possible answers (which I found 19) but also asks, "my answer is______ because ______" I think the

    asked by Sue on August 31, 2012
  71. English

    Which of the following do Petrarchan and Shakespearean sonnets have in common? A. rhyme scheme B. length C. question and answer format D. Both are organized as an octet and a sestet I Chose Answer B. length. I wanted someone to check my answer to see if it

    asked by Justine on February 15, 2016
  72. Math 11

    Is it possible to construct a rectangle whose length is 1cm less than twice its width, and whose area is 40cm^2? If your answer is yes, determine the dimensions of the rectangle to the nearest tenth of a centimetre. If your answer is no, explain why it is

    asked by Kat on February 13, 2013
  73. Math 126

    These are the automatically computed results of your exam. Grades for essay questions, and comments from your instructor, are in the "Details" section below. Date Taken: 7/15/2012 Time Spent: h , min , 19 secs Points Received: 18 / 20 (90%) Question Type:

    asked by Anonymous on July 16, 2012
  74. French

    Can you check these: Directions: State whether the sentences are vrai or faux? 1. Un bagage à main est une très grande valise. Answer: faux 2. Avant un voyage on fait ses valises. Answer: vrai 3. Un vol intérieur est un vol entre deux pays. Answer: vrai

    asked by Candy on September 11, 2009
  75. college

    The diameter of a wire should be 8 cm. It follows a normal distribution and has a standard deviation of 0.01 cm. A person tests each delivery by taking 5 samples, accepting the goods only if the mean is at most 8.01 a) Find the probability of type 1 error?

    asked by Allan on March 14, 2010
  76. Stats

    Richard has just been given a 4-question multiple-choice quiz in his history class. Each question has five answers, of which only one is correct. Since Richard has not attended class recently, he doesn't know any of the answers. Assuming that Richard

    asked by Collie on October 4, 2012
  77. math

    I am taking test and I have done it twice these are the problems I am comming up with two different answers. 10. The gas tank in Giorgio's car holds 23 gal when full. The car gets 30 mi/gal. How far can he travel on 2 full tanks? I came up with 1380 miles

    asked by Christi on October 21, 2007
  78. Science

    1. You observe two beakers containing clear liquid and ice cubes. In the first beaker, the ice cubes are floating. In the second, the ice cubes are on the bottom of the beaker. Write a hypothesis to explain the difference in your observations about the two

    asked by Lyric on September 18, 2012
  79. math check

    Simplify 1) (5t)(5t)^3 My answer: 5t^15 Write the number without exponents 2) 8.78x10^5 My answer: 878,000,000 Multiply. 3) (x+9)^2 My answer: 9x^18

    asked by bryan on December 16, 2008
  80. calculus-answer check

    1. Determine the slope of the tangent to the graph of y=4/x at (1,4) my answer is -4 2.What is the slope of the line perpendicular to y=(x-2)/(x+2) at (2,0) my answer is -4 3. For which value of x is the derivative of f(x)=(x-1)^10(x+2)^5 equal to 0? my

    asked by Kim on May 9, 2014
  81. Calculus

    Perform the indicated operations and simplify the result. Leave your answer in factored form. 4+(4/x)/4-(4/x) Give the answer in the form Ax+B/Cx+D is the answer x+4/x-4

    asked by George on August 26, 2008
  82. Dr.Bob

    Please explain your convaluted answer? There is a finite answer. If you care to not give the finite querys answer,Don't reply

    asked by kary on September 26, 2010
  83. Math

    This is for elementary students If you had 2 1/5 subtract 1 1/5 what would your answer be I know this answer and if you are not a elementary student don't answer this is from a fellow teacher Mrs.May

    asked by Mrs.May on March 8, 2018
  84. Physics

    A 7.25 μC and a -2.00 μC charge are placed 20 cm apart. Where can a third charge be placed so that it experiences no net force. Express your answer in cm. The answer is 22.12 from the online answer key, but how do you set this up?

    asked by Kim on June 24, 2016
  85. Middle school algebra

    Please help: Problem: 14 divided by a number is 21. What is the number? my teacher says the answer is 2/3 but I don't get that answer. I set it up: 14/n= 21 Then tried solving as: (n/14)(14/n) = 21/14 My answer = 1 1/2 What am I doing wrong? Thank you

    asked by Morgan on December 5, 2011
  86. Calculus

    Can anybody help me with this? Consider the surface xyz = 20. A. Find the unit normal vector to the surface at the point (1, 4, 5) with positive first coordinate. (___,___,___) B. Find the equation of the tangent plane to the surface at the given point.

    asked by Mike on October 15, 2007
  87. Algebra please help!!

    Find the number of terms in each sequence. 1. 2,-6, 18,-54,,,,,-4374 Find the common ratio r and the value of a1 using the information given. (assume r >0) 2.a3=324, a7=64 Find the indicated sum. 3. a1=2, r=-3; find s8 4. E like symbol with a 10 on top. On

    asked by Jenny on April 8, 2013
  88. Algebra please help!!

    Find the number of terms in each sequence. 1. 2,-6, 18,-54,,,,,-4374 Find the common ratio r and the value of a1 using the information given. (assume r >0) 2.a3=324, a7=64 Find the indicated sum. 3. a1=2, r=-3; find s8 4. E like symbol with a 10 on top. On

    asked by Jenny on April 8, 2013
  89. algebra

    Find the number of terms in each sequence. 1. 2,-6, 18,-54,,,,,-4374 Find the common ratio r and the value of a1 using the information given. (assume r >0) 2.a3=324, a7=64 Find the indicated sum. 3. a1=2, r=-3; find s8 4. E like symbol with a 10 on top. On

    asked by Anonymous on April 8, 2013
  90. Algebra please help!!

    Find the number of terms in each sequence. 1. 2,-6, 18,-54,,,,,-4374 Find the common ratio r and the value of a1 using the information given. (assume r >0) 2.a3=324, a7=64 Find the indicated sum. 3. a1=2, r=-3; find s8 4. E like symbol with a 10 on top. On

    asked by Jenny on April 8, 2013
  91. English

    To answer the question below, use an idea that you generated in Part 2 of Lesson 2 or come up with a new idea. In the text box provided below indicate the following; The writing idea The kinds of questions you will be writing (Informational , Personal, or

    asked by Nannielee on February 14, 2012
  92. Math

    Can someone check my answer for this homework assignment? What is the volume of a square pyramid that is built in a cube with edges of 12 inches? Square pyramid in 12-inch cube A. 48 in3 B. 144 in3*** C. 576 in3 D. 1,728 in3 Find the volume of a square

    asked by Chiki on February 25, 2017
  93. math

    find the exponential function of the form y=ab^x whose graph passes through the points (4,6) and (7,10) i got a=3.04 and b= 1.185 so my equation is y=3.04(1.185)^4 is this correct? one more problem. find a power function of the form y=ax^b whose graph

    asked by greeny on February 8, 2012
  94. Math

    Hands on : Multiplication patterns with 10,100,and 1,000 1/ Rebecca has 4 boxes of 20 cookies . She wants to know the total number of cookies . Which basic fact must she know to compute the total? What is the total? Answer: 4*20= 80 2/ Jermy is at a

    asked by NAwaf on February 24, 2014
  95. To:Writeacher

    Thanks for your help! I have questions of subject math. What is 100 divided by 50? So 100 is the dividend and 50 is the divisor And answer is 50 Am I correct? What do you call the answer of the division problem? Your answer of 50 is correct. The answer in

    asked by Kaveri on January 22, 2007
  96. Inflection and concavity

    Consider the function f(x) = 2 x + 3 x ^ { -1 }. Note that this function has no inflection points, but f''(x) is undefined at x=B where B= 6/x^3(my answer) For each of the following intervals, tell whether f(x) is concave up (type in CU) or concave down

    asked by heffcliff on January 26, 2018
  97. Math

    A student answered the following skill-testing question to try and win a prize: (-4)^3-(-2)^4/2^2+5^2*7^0 The students answer was 5. Did the student win the prize? I couldn’t seem to figure out how to answer this question. I got the answer -13, but my

    asked by Erika on June 26, 2012
  98. math

    Find the interest in dollars and the proceeds for the following problem. Choose the correct answer. Sue Shopper received a $749.25 discount loan to purchase a refrigerator. The loan was offered at 12% for 120 days. Find the interest in dollars and the

    asked by youngboss on January 8, 2016
  99. Math

    please check my answer thanks :) How much money must be deposited now, at 6% interest compounded semiannually to yield an annuity payment of $4,000 at tha beginning of each six-month period,for a total of five years? Round your answer to the nearest cent.

    asked by Anonymous on November 27, 2007
  100. physic

    Three vectors are shown in the figure below, but they are not drawn to scale. The sum of the three vectors is R = F1 + F2 + F3. If Ry = 0 and F2 = 0.2F3, find Rx in terms of F1. the Answer Keyis 0.327.can somebody show me how to get to the answer key. I

    asked by joy on January 29, 2018