Questions Asked on
June 13, 2012

  1. Nuclear Chemistry

    The half- life of a positron is very short. it reacts with an electron, and the masses of both are converted to two gamma-ray photons: (0e+1)+ (0e-1)---> 2γ (the 0 in front of e is the mass # and behind it is the atomic #) (γ stands for the photons) This

    asked by Anonymous
  2. math

    Oakwood Plowing Company purchased two new plows for the upcoming winter. In 200 days, Oakwood must make a single payment of $23,200 to pay for the plows. As of today, Oakwood has $22,500. If Oakwood puts the money in a bank today, what rate of interest

    asked by Anonymous
  3. Essay:)

    Topic: Compare and Contrast the Tang and song dynasties China? The Tang Dynasties (June 18,618-June 4,907)was an imperial dynasty of china preceded by the Sui Dynasty and followed by the Five Dynasties Ten Kingdoms period. It was founded by the cifamily.

    asked by Ciara
  4. Geometry

    When finding the surface area of a composite figure, which in this case consists of a square pyramid sitting on top of a cube, I know that the first step is to find the surface area of the cube, but after that I would find the surface area of the square

    asked by Anonymous
  5. geometry

    What is the area of a regular pentagon with a side length of 10 inches and a distance from the center to a vertex of 10 inches? Round your answer to the nearest tenth.

    asked by Katie
  6. math

    Farmer Hodges has 50 feet of fencing to make a rectangular hog pen beside a very large barn. He needs to fence only three sides because the barn will form the fourth side. Studies have shown that under those conditions the side parallel to the barn should

    asked by jamie lynn
  7. Chemistry

    Ammonia, NH3, is a stronger ligand than Cl- but weaker than CN-. Complete the balanced equations for the reactions that are predicted to occur. CoCl6^3- (aq) + CN- (aq) ---> Co(NH3)6^3+ (aq) + Cl- (aq) ---> Co(CN)6^3- (aq) + NH3 (aq) --->

    asked by Jane
  8. Math

    Carlo drove for 3 hours in a fog, then increased his speed by 30 miles per hour (mph) and drove 6 more hours. If his total trip was 540 miles, then what was his speed in the fog.

    asked by Ciara
  9. cook

    1. In the real world of brand recognition and popularity, _______ accounts for the fact that mediocre products and services often trump quality. A. foolishness B. lower cost C. perception D. consumer preference

    asked by ninjalette
  10. trig

    Use a table of trigonometric values to find the angle è in the right triangle in the following problem. Round to the nearest degree, if necessary. cos è =0.9659 A=? H=20

    asked by kellie
  11. Update Geometry Question

    What is the probability of a randomly tossed bean bag landing in the yellow target area? Gray is 2m and yellow 0.75m Use 3.14 for pi and round to nearest whole percent. A. 38 B.14 C.36 D.3

    asked by Katie
  12. probability & statistics

    How many distinguishable permutations of letters are possible in the word COLORADO? is it 8!/3!?

    asked by Anonymous
  13. math

    in one elementary school class the following information on sports preferences was obtained: 7 liked tennis; 11 liked baseball; 9 liked soccer; 5 liked tennis and baseball; 3 liked baseball and soccer; 2 liked tennis and soccer; and 2 liked all three

    asked by rob
  14. statistics

    A purchasing agent wants to estimate the mean daily usage of rye flour. She takes a sample for 50 straight days and find that the sample mean is 180 lbs with a sample standard deviation of 38.5 lbs. a)State the 90% confidence interval for the mean.b) State

    asked by Lynn
  15. physics

    Two boys on skates push off from each other. The 40 kg boy moves to the left at 10 m/s. If the other boy moves to the right at 8 m/s, what is his mass?

    asked by Louis
  16. physics

    An object experiences an impulse, moves and attains a momentum of 200 kg m/s. If its mass is 50 kg, what is its velocity?

    asked by Louis
  17. economics

    suppose the government borrows $20 billion more next year than this year. use a demand and supply digram to analyze this policy. does the intrest increases or fall?

    asked by Anonymous
  18. personl finance

    Bill Mason is considering two job offers. Job 1 pays a salary of $43,300 with $5,310 of nontaxable employee benefits. Job 2 pays a salary of $40,500 and $6,380 of nontaxable benefits. Use a 20 percent tax rate.

    asked by jessi
  19. statistic & probability

    Question: a resturant offers 6 possible appetizers, 11 possible main courses, and 5 possible desserts. How many different meals are possible at this restuant? two meals are considered different unless all three courses are the same. is it (22 C 3)?

    asked by Anonymous
  20. Chemistry

    For the following fusion reaction, calculate the change in energy per mole. 2/1 H + 3/2 He -> 4/2 He + 1/1 H

    asked by Anonymous
  21. statistics

    A final exam in sociology has a mean of 72 and a standard deviation of 9.2. If 35 students are randomly selected, find the probability that the mean of their test scores will be greater than 76. Round to tenth of a percent

    asked by Anonymous
  22. economices

    suppose the government borrows $20 billion more next year. what will happen to the investment ? private saving? to public saving? to national saving? compare the size of the change to $20 billion of extra government borrowing

    asked by Anonymous
  23. Math

    Find how much interest $15,000 earns in 4 years in a certificate of deposit paying 8.5% interest compounded quarterly.

    asked by Amanda
  24. Nuclear Chemistry

    For the following fusion reaction, calculate the change in energy per mole. 2/1 H + 3/2 He -> 4/2 He + 1/1 H

    asked by Anonymous
  25. math

    Splitting investments. Joan had $3,000 to invest. She invested part of it in an investment paying 8% and the remainder in an investment paying 10%. If the total income on three investments was $290, than how much did she invest at each rate?

    asked by jamie lynn
  26. UPDATE to Ms Sue

    If JKL is similiar to DEF and JKl has sides that are 11 times greater than those of DEF what is the relationship between the perimeters of the triangles A. They are equal. B.The perimeter of DEF is 11 times greater than the perimeter of JKL. C. The

    asked by Katie
  27. Chemistry

    For the following fusion reaction, calculate the change in energy per mole. 2/1 H + 3/2 He -> 4/2 He + 1/1 H

    asked by Anonymous
  28. math

    Samantha lent her brother some money at 9% simple interest and her sister one-half as much money at 16% interest. If she received a total of 34 cents in interest, then how much did she lend to each one?

    asked by Andrea B
  29. statistics

    A group of 50 teachers and school administrators attended a convention. If any two persons are picked at random, at least one of the two would be a teacher. From this information, what percentage of the people at the convention were teachers? Could someone

    asked by Katia
  30. math

    A frame maker made a large picture using 10 feet of frame molding. If the length of the finished frame was 2 feet more than the width, then what were the dimensions of the frame.

    asked by Andrea B
  31. Physics

    Two wires have the same length and the same resistance but are made up of different materials. The resistivities of these materials are 3.97 Ù and 1.97 Ù. Obtain the ratio of the smaller cross-sectional area to the greater cross-sectional area.

    asked by Beth
  32. catering

    Which of the following would you want to do when developing a marketing position? A. Market yourself as a general caterer willing to accept any type of job. B. Position yourself in an untapped consumer market. C. Emphasize your inexperience and gain

    asked by heavenlee
  33. Physics

    What is the magnitude of the average force required to stop an 1500 kg car in 8.0 s if the care is traveling at 95 km/h? Sum of F = ma?

    asked by Mike
  34. math

    How many gallons of 5% acid solution should be mixed with 20 galllons of a 10% acid solution to obtain an 8% acid solution

    asked by Andrea B
  35. Algebra 1a

    I want to know if I have this right translate the phrase into mathematical expression and then simplify six times a number subtract thrice the same number. 6n-3n 6x-3x

    asked by BERNIE
  36. Physics

    A 13.0 kg box is released on a 33 degree incline and accelerates down the incline at 0.20 m/s^2. 1. Find the friction force impeding its notion? 2. What is the coefficient of kinetic friction? *Are we dealing with Kinetic or Static Friction...this will

    asked by Mike
  37. Math Models

    The distance needed to stop a car (d) varies directly with the aquare of the speed of the car (s). If a car traveling 25 mph requires 0 feet to stop, how many feet will be required to stop a car that is traveling at 60 mph?

    asked by Andre
  38. Math

    Karl wants to get $80,000 for his house the real estate agent charges 8% of the selling price for selling the house. What should the selling price be?

    asked by jamie lynn
  39. algebra

    The sum of two number is 40.Two times the smaller number exceeds the larger number by 38.Find the number

    asked by lucia
  40. Chemistry

    What is the concentration of a solution of lithium carbonate containing 0.01 mol in 750 mL of solution What volume of 0.01 mol L-1 Li2CO3 solution would contain 0.035 mol lithium carbonate? Give your answer as 2 sig fig (this is technically not correct),

    asked by Preity Zinta
  41. math

    The number of dogs and chickens on a farm add up to 14. The number of legs between them is 36. How many dogs and how many chickens are on the farm if there are at least twice as many chickens as dogs?

    asked by dan
  42. statistics

    A CBS/New York Times poll found that 350 out of 757 adults said they would travel to outer space in their lifetime, given the chance. Estimate the true proportion of adults who would like to travel to outer space with 95% confidence level.

    asked by smrey
  43. science

    Clay is a plastic material. Does thia imply that it is a polymer

    asked by kratika
  44. statistics

    I visited a beautiful flower garden yesterday and counted exactly 90 flowers. Each flower was either red or yellow, and the flowers were not all the same color. My friend made the following observation: No matter which two flowers you might have picked, at

    asked by Katia
  45. Biology

    Growth by cell division that makes both ends of a plant longer but not wider is called A secondary growth. B annual ring growth. C vascular growth. D primary growth. is it D? thanks

    asked by Alexa
  46. physics

    An arrangement of two pulleys, as shown in the figure, is used to lift a 49.6-kg mass a distance of 3.70 m above the starting point. Assume the pulleys and rope are ideal and that all rope sections are essentially vertical. (a) What is the mechanical

    asked by Akbar
  47. algebra

    If a pine cone is projected upward at a velocity of 16ft/sec from the top of a 96-foot pine tree, then how long does it take to reach the earth?

    asked by Anonymous
  48. physics....

    Suppose that the inside length of a microwave oven is 30 cm. If the length of a microwave oven is one half of the wavelength of microwaves used by the oven, find the frequency of the microwaves used in the oven. What is the equation that relates the three

    asked by kennedy
  49. Algebra 2

    log² 16 = x

    asked by Jackie
  50. MATH

    Two truck drivers leave a cafe at the same time, traveling in opposite direction. One truck goes 1 mph faster than the other one. After 4 hours, they are 396 miles apart. How fast is each truck going?

    asked by A
  51. math

    Uncle Albert's estate is to be divided among his three nephews. The will specifies that Daniel receive one-half of the amount that Brain receives and that Raymond receive $1,000 less than one-third of the amount that Brain receives. If the estate amounts

    asked by jamie lynn
  52. MATH

    what is the relationship between the perimeters of the triangles A. They are equal. B.The perimeter of DEF is 11 times greater than the perimeter of JKL. C. The perimeter of JKL is 11 times greater then DEF. D. The perimeter of JKL is 121 times greater

    asked by Katie
  53. Business Math

    Joanne Flynn bought a new boat for $16,200. She put a $2,800 down payment on it. The bank’s loan was for 50 months. Finance charges totaled $5,380.00. Assume Joanne decided to pay off the loan at the end of the 22th month. (Rule of 78) What rebate would

    asked by Riquetta Elliott
  54. punctuated

    the neighbors new dog is small, quiet and shy

    asked by Lorraine
  55. arithmetic

    if tanx+cotx=2 then the value of tan^5x + cot^10x is

    asked by aman
  56. probability & statistics

    Q: if A and B are independent events, how many of the following statements must be true? 1. A' and B are independent 2. A and B' are independent 3. A' and B' are independent is choice 3 the only one that is true?

    asked by Anonymous
  57. Physics

    Consider three conducting spheres each 10 cm in diameter. “A” has a net charge of 5 C, “B” has a net charge of 10 C, and “C” has a net charge of zero, but is placed in an electric field of 1000 V/m. Rank the electric field strength inside the

    asked by Beth
  58. Chemistry

    For the reversible, one-step reaction A + B ARROW C + D, the forward rate constant is 35.9 1/(M·h) and the rate constant for the reverse reaction is 25.4 1/(M·h). The activation energy was found to be 33.0 kJ/mol for the forward reaction and 45.6 kJ/mol

    asked by parker
  59. Algebra 2

    Log² x + log² 3 = 1

    asked by Jackie
  60. chemistry

    What volume of a 6.0 M NaOH solution would you need to prepare 250.0 milliliters of a 3.0 M NaOH solution?

    asked by Anonymous
  61. chemistry

    What pressure is a person exerting on the floor if the person weighs 145 lbs and has shoes that contact the floor over a total area of 300. cm^2?

    asked by Angela
  62. math

    A shirt originally sold for $ 35. Now it’s on sale for “20 % off”. If the sales tax is 6 %, what is the final price of the shirt?

    asked by claudia johnson
  63. Art

    I have to write 3 observations of the sculpture The Standing Buddha, of how the facial expressions depict his role in society. He has a serene smile with closed eyes. I wrote about his smile and his eyes.. but I don't know a third thing to write about.

    asked by Anonymous
  64. physics

    a spacecraft is traveling in space fa from any planets or stars. How much force is required to maintainthe spacecraft's speed?

    asked by Louis
  65. alg 1

    use the method of substitution to solve the system of linear equation 2x-y=5, 9x-4y=22

    asked by Shannon
  66. math

    100x100x100,bases 2 and 5

    asked by Anonymous
  67. Physics

    A 0.140 kg baseball traveling 39.0 m/s strikes the catchers mitt, which, in bringing the ball to rest, recoils backward 13 cm. What is the average force applied by the ball on the glove?

    asked by Mike
  68. Chemistry

    What is the concentration of a solution of lithium carbonate containing 0.01 mol in 750 mL of solution

    asked by Nia Sharma
  69. Grammar

    Do i need to capitalize the word everlasting? ------> The everlasting God, the Lord, the Creator of the ends of the earth, fainteth not, neither is weary. WHY and Do i need to capitalize the word everlasting? Please help.

    asked by Losa
  70. Chemistry

    How many moles of lithium carbonate are contained in 400 mL of a lithium carbonate solution with a concentration of 0.015 mol L-1? Give your answer as two sig. figures, followed by a space and the units

    asked by Kareena Kapoor
  71. Chemistry

    What is the concentration, in mol L-1, of a solution containing 1.2 g of lithium carbonate in 100 mL solution? Give your answer as 2 sig fig, followed by a space and the units (remember the units given in a previous question).

    asked by Sameera Ready
  72. goverment

    _____ divides the government into three branches, each controlled by a different group of people

    asked by jiquan
  73. Intermediate Algebra

    The area of the triangular athelic field is represented by an expression 81y^2-16z^2 square meters. Write an algebraic expression to represent one possible set of dimensions (in the sense of length times width)of the athelic field; include correct units.

    asked by ladybug
  74. Intermediate Algebra

    Please Help!! Use the discriminant to determine whether the follow equations have solutions that are: -two different rational solutions -two different irrational solutions -exactly one rational solution or -two different imaginary solutions. 8x^2+7x+3=0

    asked by ladybug
  75. Math

    Find three consecutive even integers whose sum is 252

    asked by Ciara
  76. physics

    An object falls from the top of the school, which is 6.06m high. Assume air resistance can be ignored and the acceleration is 9.8m/s^2 If the object was dropped( not thrown) , what is its speed after 0.333s How long does it take to hit the ground

    asked by Melissa
  77. soc

    What can be done to reduce homelessness?

    asked by meshelle
  78. Update

    what is the relationship between the perimeters of the triangles A. They are equal. B.The perimeter of DEF is 11 times greater than the perimeter of JKL. C. The perimeter of JKL is 11 times greater then DEF. D. The perimeter of JKL is 121 times greater

    asked by Katie
  79. Business Math

    To help consumers in this tough economic climate, Pikes Peak Harley-Davidson offered to finance a new motorcycle for qualifying customers at 14% down, 11.00% interest for 60 months during July 2009. Rich Martinez was interested in calculating what his

    asked by Riquetta Elliott
  80. Math, Geometery

    Hey Guys I have a problem like on the kids on here. What is the area of a regular pentagon with a side length of 10 inches and a distance from the center to a vertex of 10 inches? Round by nearest tenth. I know you have to use pythagrean therom to solve

    asked by Ashley
  81. geometry

    Determine which if any of the three statements are equivalent, give a reason for your conclusion. Show complete work. I). If the dog wags its tail, then the dog is not calm II). Either the dog does not wag its tail or the dog is not calm. III). If the dog

    asked by eliot
  82. Math

    I need help with this problem - tried working 5(2x - 10)÷ 2 + 14 = 19

    asked by AMY
  83. CJS/210

    Will someone please hwlp me find a website to find the answer to this question below? What are the major organizational theories associated with policing. Include your opinion about which theory best serves police organizations.

    asked by Picaboo
  84. algebra

    can someone plz show the steps to solving equation. i believe the answer is 36. (6^5)/(6^3)

    asked by Randy
  85. Business

    If you were a business consultant hired to assist a company outline a strategy for going global, what country would you suggest they venture into, what three types of advice would you offer and why?

    asked by Toni
  86. Physics

    When we are supposed to calculate the value of "temperature coefficient of resistance " i.e. α , how are we supposed to choose between the following two formulae : α = (R2 - R1) / (R1*T2 - R2* T1 ) or α = (R2 - R1)/ [ R1 *( T2-T1) ]

    asked by Preksha
  87. maths

    the denominator of a rational number is greater than the numerator by 6. if the numerator is decreased by 2 and the denominator is increased by 4 . the rational is 1/5 .Find the rational number.

    asked by kratika
  88. English

    1. He left New York for Chicago. 2. He started New York for Chicago. 3. He left for Chicago. 4. He started for Chicago. (Are they all grammatical?)

    asked by rfvv
  89. Physics

    Two charges A and B are fixed in place, at different distances from a certain spot. At this spot the potentials due to the two charges are equal. Charge A is 0.24 m from the spot, while charge B is 0.37 m from it. Find the ratio qB/qA of the charges.

    asked by Beth
  90. MATH

    Tickets for a concert were sold to adults for $3 and to students for $2. If the total receipts were $824.00 and twice as many adult tickets as student tickets were sold, then how many of each were sold?

    asked by SHEENA
  91. MATH

    To solve for the following proportion, you could use equivalent ratios, divide out the known ratio, or use cross products. Choose one of these methods to solve for t. Show your work and explain why you chose that method. eighteen over five equals four over

    asked by Anonymous
  92. Math

    Sam lent her brother some money at 9% simple interest and her sister one-half as much money at 16% interest. If she received a total of 34 cents in interest, then how much did she lend to each one?

    asked by Andrea B
  93. math

    If $870 is invested in an account that earns 24.25%, compounded annaually, what will the account balance be after 30 years.

    asked by linda
  94. Math

    Consider a die with 8 sides, marked one, two, three, and so on. assuming equally likely outcome, find the probability that the sum of two dice is the given number. If p(10)=

    asked by Linda
  95. College Algebra

    solve each system by substitution method x=y+3 3x-2y=4 Pls determine whether the equations are independent, dependent, or inconsistent

    asked by sheena
  96. math

    The radius of a circle in terms of its circumference

    asked by Angie
  97. chemistry

    A substance placed in a container has a fixed volume and takes up the shape of the container. In which state does this substance exist?

    asked by julie
  98. Algebra

    Tickets for a concert were sold to adults for $3 and to students for $2. If the total receipts were $8.24 and twice as many adult tickets as student tickets were sold, then how many of each were sold?

    asked by Anonymous
  99. Algebra 2

    log5 (log3³)

    asked by Jackie
  100. math

    The following sequence of figures begins repeating in the fifth figure. The fifth figure has 2 squares, 2 triangles, and 1 rhombus. How many triangles will there be in the 176th figure?

    asked by nick
  101. math

    Calculate the expression in common logarithms. log (80)= 6

    asked by Linda
  102. Integral calculus

    Is it the integral of lnsinx w.r.t x from 0 to pi/2 = integral lnsinx w.r.t x from 0 to pi/4 + integral lncosx w.r.t x from 0 to pi/4 ?

    asked by alsa
  103. science

    1. Do you know what is the origin of the word "HiRobo"? It is a robot. 2. Do you know the origin of the word "PaPeRo'? She is a robot made in Japan.

    asked by rfvv
  104. Physics

    Two identical charged particles of mass m=1.6 kg and electric charge Q=-5.2 μC are placed on an frictionless 26° incline. One of them falls down to the bottom and stops against the wall. The other stays at rest in the middle of the incline as shown in

    asked by Alex
  105. BOOK

    where can i buy the book "holes"

    asked by Celest
  106. English

    I have to write a prologue for Act 3 in "The Tragedy of Romeo and Juliet" using a sonnet. I have no idea of how to write a sonnet and I really need help with this...where do I start?

    asked by Anonymous
  107. vocabulary

    is the indirect definition of gloomy, dismal or depressing? please help.

    asked by Amanda
  108. math

    A train is traveling at avg speed of 90km/hr. How far will it travel in 205 hrs?

    asked by bobby
  109. Trig

    Find sin2theta, cos2theta if csctheta=13/12 and lies in quadrant II. Thank you!

    asked by Sara
  110. subset

    form subset from the set of a big circle with 20 stars inside in it.

    asked by tin
  111. apostrophe?

    five business days (does "days" need any punctuation

    asked by Anonymous
  112. programming

    create a program that solves the area of a rectangle

    asked by josamie
  113. Geometry/Algebra

    Two opposite angles of a parallelogram are (5x-2)degree and (40-x)degree. Find the measure of each angle of a parallelogram.

    asked by Anonymous
  114. algebra

    One half of the boys and one-third of the girls of Freemont High attended the homecoming game, wheras one-third of the boys and one-half of the girls attended the homecoming dance. If there were 570 students at the game and 580 at the dance, then how many

    asked by Bryce
  115. Physics(Please check)

    There is a rod that is split into two sections. The left side is copper with value of 390, temp of 100 degrees c and the length is 2m. The right side is silver, 420, temp 20 degrees celsuis, and length 1m. I need to calculate the temperature. 390 X 1 X

    asked by Hannah
  116. Physics(Please check)

    There is a PV diagram with ABC and the cycle is moving clockwise. segment AB is isobaric BC is isochronic AC cannot be determined The delta U for this is zero and the W=positive. The last questions asks if the heat flow Q is positive, negative, or zero and

    asked by Hannah
  117. Grammar

    Im confused when it comes to capitalizing red sea? i know i have to capitalize the word red because it show's what kind of sea, a red sea of course. But am i suppose to capitalize sea too, or capitalize the word red ONLY?

    asked by Losa
  118. Chemistry

    The Brisbane City Council classifies Brisbane drinking water as moderately soft, with an average hardness of one millimole/litre CaCO3. What is this concentration in ppm?

    asked by Shilpa Shetty
  119. Chemistry

    What volume of 0.01 mol L-1 Li2CO3 solution would contain 0.035 mol lithium carbonate? Give your answer as 2 sig fig (this is technically not correct), followed by a space then the units.

    asked by Deepika Padukone
  120. Chemistry

    What is the concentration, in g/L, of a solution containing 0.65 mol HNO3 in 150 mL solution? Give your answer rounded to nearest whole number, followed by a space and the units.

    asked by Sonakshi Sinha
  121. Algebra 2

    Log27+log27(x+8) = 2/3

    asked by Jackie
  122. Chem

    In a titration process it takes 22.00 mL of nitric acid to neutralize 16.70 mL of 0.200 M calcium hydroxide solution. what is the balanced equation and what is the molarity of the acid. please explain

    asked by Piper
  123. Math

    Solve the equation from smallest to largest. 2x^2 = 7x + 4. If the no solution.

    asked by Linda
  124. Math

    Find the ending balance in a account that opens with 6,480, earns 8.5% interest compounded monthly, and is held for 15 years.

    asked by Linda
  125. Math

    How can we factor trinomial: 36x^2+18x+0 Is thislike this: 18x(2x+1)

    asked by Hanu
  126. Geometry

    In a right triangle, sin θ = 9/15. Find the value of tan θ

    asked by Taylor
  127. Math

    Explain how to graph the inequality m < 3 on a number line

    asked by Kingbla
  128. Phi 200

    well, first all, this is all subjective, there is no correct answer. In the end, we're all judging based on our "gut" feeling. My own personal opinion is: eating animal is ok, because that's what we've evolved to do. Just name me one Olympic champion who

    asked by Tubby
  129. phi 200

    Do human beings have any obligations to other animals, in terms of their treatment? If it is wrong to treat animals cruelly, why is it not wrong to eat them? Explain if, and how, you think humans can find a balance between treating animals ethically while

    asked by Tubby
  130. algebra

    find the domain and the range f(a)=t f(b)=s f(c)=q f(d)=t f() domain a,b,c,d range t,s,q,t Ican not remember if I am suppose to put the second t i the f(x) or a o and remove the second t?

    asked by BERNIE
  131. Math

    I need help with an equation problem - 12÷x = -3 How do I work this problem?

    asked by AMY
  132. English

    1. He has lifted weighs on the stage. 2. He has lifted weight on the stage. 3. He has lifted a weight on the stage. 4. He is lifting weights on the stage. 5. He is lifting weight on the stage. 6. He is lifting a weight on the stage. (Which one is correct?)

    asked by rfvv
  133. Math

    The radius of circle A is 9 times greater than the radius of circle B. Which of the following statements is true? A.The area of circle B is 9 times greater than the area of circle A B.The area of circle A is 9 times greater than the area of circle B. C.The

    asked by Kim
  134. Integral calculus

    You have not proved to me that the Integral of lnsinx w.r.t.x from 0 to pi/2 is equal to:Integral of lnsinx w.r.t.x from 0 to pi/4 plus Integral of lncosx w.r.t.x from 0 to pi/4.

    asked by alsa
  135. math

    a board is 17ft long and a hole is 1 ft futher from 1 end than it is from the other. How far is the hole from each end of the board shortest distance? Choices 6,8,10

    asked by bobby
  136. math

    a board is 17ft long and a hole is 1 ft futher from 1 end than it is from the other. How far is the hole from each end of the board shortest distance? Choices 6,8,10 Ms Sue posted 8 how did you get that answer? can you show me?

    asked by bobby
  137. DeskToping

    The ______ finger is used to key an ampersand. A. A B. D C. J D. Sem I got D.

    asked by Sarah
  138. maths

    what will be the 6th angle if the other 5 angles are 60,120,70,130,80?

    asked by shylaja
  139. Chemistry

    If 20ml of a 2.0M solution of HCl is diluted to 500mls, what is its new molarity? How do I work this out

    asked by Shane
  140. maths

    the denominator of a rational number is greater than the numerator by 6. if the numerator is decreased by 2 and the denominator is increased by 4 . the rational is 1/5 .Find the rational number.

    asked by kratika
  141. maths

    the denominator of a rational number is greater than the numerator by 6. if the numerator is decreased by 2 and the denominator is increased by 4 . the rational is 1/5 .Find the rational number.

    asked by kratika
  142. physics

    a 1.0kg ball is thrown upward from 1.0m above the ground with a speed of 10m/s reaches a height of 4.5 m. what is the efficiency of the energy transformation?

    asked by sarah
  143. math

    sunita baked a round cake for 11of her friends.she wants to divide it into 11 pieces with only 4 cuts. it is not important that the sizes of each piece should be the same how can she do that ? show it in diagram

    asked by NAHID NOORI
  144. physics

    A body of mass 5.0kg slides from rest down a plane inclined at 30degrees to the horizontal. After sliding 12m down the plane it is found to have a speed of 10m/s. a) How much work has been done in overcoming friction along the plane? b) Calculate the

    asked by sand
  145. science - chemistry

    How much limestone will you need to neutralize lakes, using Snells law formula, and how would you draw that out?

    asked by bob
  146. Biology!!!

    What is the function of plasma?

    asked by Nicole
  147. Intermediate Algebra

    Rewrite with positive exponents assume that even roots are nonegative quantitives and that all demoninators are nonzeros. (6xy/y)-3

    asked by ladybug Please Help!!
  148. economics

    efficiency can best be defined as

    asked by Anonymous
  149. Algebra 1

    When is it necessary to use multiply numbers in scientific notation?

    asked by Bryanna
  150. Math

    What is the chances of being dealt a royal flush or a straight? What is the chance of being dealt a straight (but not a royal) flush or better? What are the chances of being dealt a hand that will lose to four of a kind.

    asked by Linda
  151. english

    collage of the chaos and clutter of modern day life in comparison stone age man

    asked by nahid
  152. Math

    Find the sum of the first 35 consecutive odd numbers. What is the sum of the first 350 consective odd numbers?

    asked by Linda
  153. math

    y-7-1/3=y-7, 9 2 3

    asked by Andrea B
  154. math

    -5/7x-1=3

    asked by Andrea B
  155. goverment

    The _____ implements legislation.

    asked by jiquan
  156. College Algebra

    Find the sum of two numbers is 2, and their difference is 26. Find the numbers

    asked by Sheena
  157. math

    what is 984 times 4 squared?

    asked by bob
  158. chemistry

    is scraping of cheek cells an effective way to find if you have lung cancer?

    asked by bob
  159. DID I DO THIS WRONG?

    My homework asked to compare and contrast the expressions of three sculptures. I just wrote how ones eyes were closed, with a serene smile, and the other had eyes that made him seem focused.. I was describing their eyes and mouths.. Does that count?

    asked by Anonymous
  160. math

    2x+3y=9

    asked by Angie
  161. History

    I have to answer these questions about a topic: What is it? Why is it important? My topic is: The US and Haiti in the 21st century. Any ideas?

    asked by Kelsie
  162. math

    P=2L+2W+L Please check my answer L=P-2w/2

    asked by Angie
  163. algebra

    the sum of two numbers is -16 and their difference is 8, find the numbers

    asked by Sheena
  164. statistics

    The proportion of adults in the US with basic literary skills is 43%. If a hypothesis test is performed on this, how should you (in terms of the claim) interpret a decision that rejects the null hypothesis?

    asked by linds
  165. math

    16t^2=[ ]ft t=14sec

    asked by Anonymous
  166. Intermediate Algebra

    factor out the greatest common factor from the expression. 35^8+35^5+28^3

    asked by ladybug
  167. Intermediate Algebra

    Andrews factored expressions -6x63+9x^2-3x as -3x(2x^2-3x-1). But when Melissa applied the distrubutive law and multiplied out -3x(2x62-3x-1) she got -6x^3+9x^2+3x;thus Andrews solution does not appear to check. Why is that? Please help Andrews to

    asked by ladybug
  168. statistics

    In order to test a new production method, 36 employees were selected randomly to try the new method. The mean was 75.79 parts per hour with a standard deviation of 28.25 parts per hour. Calculate a 95% confidence interval for the true mean production rate

    asked by jp
  169. Algebra 2

    log x 8 = 2

    asked by Please Help!
  170. Algebra 2

    log4 (x-2) - log4 (x+1) = 1

    asked by Please Help!
  171. math

    Find the sum of the arithmetic progression 4 + 9 + 14 + 19 + …….94 + 99 + 104

    asked by dan
  172. math

    when we mix a 10% acid solution with a 14% acid solution, we can obtain a solution that is 24% acid

    asked by Sheena