1. Math

    Hi everyone, my name is Emerson. I was wondering if anybody could help me on a test. I'm stuck on some, but I think I know some others. Thank you! 1. Translate the phrase "nine more than two times a number" in to an algebraic expression. A. 9x + 2 B. 2x +

    asked by Emerson on December 7, 2015
  2. Mathematics

    using ruler and a pair of compasses only construct a quadrilateral ABCD with ab equal 9 cm BC equal 10 cm equal 7.5 cm and ab is equal to 5 degree and less than b a d equal 135 degree what type of quadrilateral is ABCD

    asked by Angel on June 15, 2020
  3. Algebra 2 -Linear Programming

    Find the values of x and y that maximize or minimize the objective function. x+y < or equal to 8 2x+y < or equal to 10 x> or equal to 0, y > or equal to 0 A. (0,5) Maximum value is 100 B.(1,7) Maximum value is 220 C.(2,6) Maximum value is 280 D. (5,0)

    asked by LaH on October 26, 2011
  4. STATISTIC

    A two-tailed test is conducted at the 0.10 significance level. What is the P-value required to reject the null hypothesis? A. Greater than or equal to .010 B. Greater than or equal to 0.05 C. Less than or equal to 0.10 D. Less than or equal to 0.05 MY

    asked by Vedrana on February 25, 2016
  5. Math

    please check my work. 1. The number of words (x) Tina can type per minute is at Least 50. write and graph and inequality. (I broke it down to these 2 choices because the A & D was incorrect) B. x is less than or equal to 50 C. x is greater than or equal to

    asked by kenziemack on November 10, 2017
  6. algebra

    graph the following function on the set of axes below. f(x) = lxl, -3 less than or equal to x less than 1 and 4, 1 less than or equal to x less than or equal to 8

    asked by amy on March 31, 2016
  7. Probability

    Let X be a random variable, and let ck=E[Xk]. We assume that X is such that ck exists (and is finite) for all k∈{0,1,2,⋯}. Define Yk=Xk. Please express your answers in terms of X,c1,c2,…,ck,… (for c1,c2,... please enter c1,c2,..., for ck please

    asked by Anonymous on May 8, 2018
  8. Physics

    For an angle measured from the positive x-axis, the values of sin and cos are always which of the following? A) less than -1 B) greater than or equal to -1 and less than or equal to 1 C) less than or equal to -1 or greater than or equal to 1

    asked by Tamela harris on September 7, 2019
  9. ALGEBRA 1 HELP

    The description below represents Function A and the table represents Function B: Function A The function is 2 more than 5 times x. Function B x y -1 2 0 5 1 8 Which statement is correct about the slope and intercept of the two functions? Their slopes are

    asked by Tony on August 1, 2017
  10. math

    7. The tennis team is selling key chains as a fundraiser. If its goal is to raise is at least 180, how many key chains must it sell at $2.25 each to meet that goal? Write and solve an inequality. a. 2.25k (greater than or equal to) 180; k (greater than or

    asked by john on October 18, 2016
  11. STATISTICS

    The area under a normal curve distribution is Equal to 100 almost equal to 1 equal to 1 equal to .5

    asked by Jake on June 3, 2010
  12. ap stats

    Continuous Random Variable, I Let X be a random number between 0 and 1 produced by the idealized uniform random number generator described. Find the following probabilities: a.P(0less than or equal to X less than or equal to 0.4) b.P(0.4 less than or equal

    asked by jaz on March 18, 2009
  13. Algebra

    What is the quotient 6-x/x^2+2x-3 divided by x^2-4x-12/x^2+4x+3 in simplified form? State any restrictions on the variable A: -(x+1)/(x-1)(x+2) x does not equal -3, -2, 1, and 6 B: -1/(x+2) x does not equal -3, -2, and 6 C: -(x+1)/(x-1)(x+2) x does not

    asked by Leon on May 22, 2017
  14. Math

    Objective Function z = 3x - 2y Constraints x > or equal to 1 x < or equal to 5 y > or equal to 2 x - y > or equal to -2

    asked by Bob on June 12, 2010
  15. calculus

    Factor and solve for x 1) x^4 - 9x^2> 0 2) 4x2^x - x^3 2^x

    asked by Anonymous on September 3, 2011
  16. random variables

    For the standard normal random variable Z, compute the following probabilities. For the following problems, use four decimal places. 16. P (0 less than or equal to Z less than or equal .9) 17. P (-1.3 less than or equal to Z less than or equal to) 18. P(Z

    asked by Felicia on August 2, 2010
  17. math

    State the null hypothesis, Ho, and the alternative hypothesis, Ha, that would be used to test the following statements. (a) The linear correlation coefficient is positive. Ho: ñ ---Select--- not equal to equal to greater than less than 0 Ha: ñ

    asked by Sue 12 on May 30, 2013
  18. i lied. very quick calc problem.

    f(x) = abs(sin(x)), -pi less than or equal to x less than or equal to pi g(x) = x^2 let H(x) = g(f(x)) i got that H(x) would equal sin^2(x). THIS IS WHERE I AM STUCK! find the domain of H. do i still need to account for "-pi less than or equal to x less

    asked by jane on February 20, 2009
  19. government

    The idea that a media outlet has to be willing to sell an equal amount of airtime to both political sides is known as which of the following? A. the equal time rule*** B. the equal protection clause C. the principle of equity D. the equal rights amendment

    asked by dbh on June 4, 2019
  20. Physics

    An object of mass m travels halfway around a circle at a constant speed v. The magnitude of the total work done on the object by the net force acting on it (not counting starting and stopping at the beginning and end of the path) is a. equal to mv b. equal

    asked by Ramsey on June 3, 2011
  21. physics

    A beam of electrons with momentum p=10^-23 kg m/s passed through a narrow slit of width d=10^-5 m. What is the uncertainty component of the momentum in the x-direction due to the uncertainty principle (approximately)? a. change in p greater or equal to

    asked by Hil on December 23, 2013
  22. math Help ASAP

    write and solve inequality 17. the speed limit of a highway is 55 miles per hour. a car is traveling at least 65 miles per hour. how many miles per hour m over the speed limit is the car traveling? A 55-m>equal to 65;m. eqaul to 10 B m+65< equal to 55; m <

    asked by kathy on October 21, 2014
  23. algebra

    Match the inequality to its graph. A. less than or equal to -1 B. less than 3 C. less than 1 D. less than or equal to -3 7. 4y + 3 *less than or equal to* y+6 8. -2y > 2 9. y over 3 < -1 10. 3y *less than or equal to* 2y +

    asked by emma on September 30, 2016
  24. chemistry

    Which of the following statements is true of a solution at pH 7? A. Kw and Kb are equal. B. Kw and Ka are equal. C. Kw, Ka and Kb are equal. D. Ka and Kb are equal.

    asked by emma on September 10, 2016
  25. Probability

    Check my answers, thanks! Roll 2 dice. What is the probaility of rolling and getting: A) a sum less than or equal to 6 = 15/36=.42 B) sum of greater than or equal to 10 = 6/36=.60 C) difference of less than or equal to 1 = that can't be possible right? A)

    asked by Heath on February 1, 2007
  26. Algebra

    Did I do this correctly? 13 - (2c + 2) >(pretend it has the line under it that means greater than or equal to) 2(c + 2) + 3c 13 -2c -2 (greater than or equal to) 5c + 4 11c (greater than or equal to) 7c + 4 -7c to both sides 4c (greater than or equal to) 4

    asked by Faith on January 22, 2009
  27. statistics

    1)Please Help In testing whether the means of two normal populations are equal, summary statistics computed for two independent samples are as follows: Assume that the population variances are equal. Then, the Pooled Variance is equal to: A) 0.1017 B)

    asked by Ginna on August 11, 2009
  28. Math asap :(

    ÚQ CE_approx equal ÚS and CE_line qr approximately equal line sr. Select the correct congruence statement for the two triangles. What rule proves the congruence? )ƒ¢QPR CE_approx equal ƒ¢RTS; ASA ƒ¢QPR CE_approx equal ƒ¢STR; ASA ƒ¢QPR

    asked by Anonymous on February 6, 2014
  29. Mathematics

    In triangle abc a equal to 29 b equal to 36 b equal to 15.8cm find a

    asked by Chidera on May 12, 2020
  30. math

    Let f(x)= sin(pi(x)) , 0 is less than or equal to x is less than or equal to 1 a(x)+b , 1 is less than x is less than or equal to 2 Find the values of a and b such that f(x) is differentiable at x=1

    asked by Anonymous on January 20, 2019
  31. Math

    Jamal wants to know if x−3 is a factor of the polynomial P(x)=x3−7x+6. Jamal calculates P(3) and applies the Factor Theorem to conclude that x−3 is a factor of P(x). Is he correct? Why or why not? No, because P(3) is equal to 0. No, because P(3) is

    asked by Noise on November 28, 2019
  32. Maths

    Triangle ABC has area equal to (90 X spuare root 3)/4 and perimeter equal to 30. Also, one of its angles is equal to 60∘. What is the product of the sides of ABC?

    asked by HELP~ on May 29, 2013
  33. physics

    Coulomb's Law do two charges have to be equal for any given force. Question: do equal angles necessarily imply that the charges on the 2 are equal, explain.

    asked by Sarah (C) on July 7, 2011
  34. Math

    1) When will the dependent variable in the equation y=√x+4-3 equal or exceed to 4? A) x > or equal to -0.17 B) x > or equal to 45 C) x > or equal to 48 D) x > or equal to 53 2) The function t=√d/16 models the time (t) in seconds that an object has been

    asked by Tia on April 7, 2015
  35. Calculus

    Consider the function f(x)=6x-cos(x)+5 on the interval 0 is less than or equal to x, and x is less than or equal to 1. The Intermediate Value Theorem guarantees that there is a value c such that f(c)=k for which values of c and k? Fill in the following

    asked by Anonymous on February 1, 2012
  36. calculus

    Consider the function f(x)=65x−cos(x)+2 on the interval 0 less than or equal to x less than or equal to 1. The Intermediate Value Theorem guarantees that there is a value c such that f(c)=k for which values of c and k? Fill in the following mathematical

    asked by lauren on February 2, 2012
  37. Math

    I have two problemson polygonal convex sets which I do not understand. The first: Find the minimum value of f(x,y) = 2x-y+2 for the polygonal convex set determined by this system of inequalities: x is more than or equal to 1 x is less than or equal to 3 y

    asked by Joanie on January 20, 2009
  38. Algebra--Correction?

    Solve x^2 -3x is greater than or equal to 10 Would the solutions be x=5 and x= -2? Here's how I figured it. x^2-3x is greater than or equal to 10. I subtracted 10 from both sides. This left me with x^2-3x-10 is greater than or equal to 0. Next, I factored

    asked by Anonymous on October 13, 2009
  39. stats

    Continuous Random Variable, I Let X be a random number between 0 and 1 produced by the idealized uniform random number generator described. Find the following probabilities: a.P(0less than or equal to X less than or equal to 0.4) b.P(0.4 less than or equal

    asked by chris on March 18, 2009
  40. Physics

    True or false?equal masses of two different gases placed in containers of equal volume at equal temperature must exert equal pressures

    asked by John on January 21, 2013
  41. Business Math

    Using the simplex method, solve the following linear programming problem: Maximize: P= 5x+2y Subject to: 4x+3y < or equal to 30 2x-3y < or equal to 6 x > or equal to 0, y > or equal to 0.

    asked by Colleen on December 9, 2012
  42. Algebra

    I have to solve an inverse function. f(x)=x+6 and g(x)=x+6 f(x)=1/4x,x is equal to or not equal to 0 g(x)=1/4x,x is equal to or not equal to 0 Please help me I have been on this one problem for hours and I can't get it. This one question will determine

    asked by Beth on August 5, 2013
  43. Statistics

    Let Y be a random number between 0 and 1 generated by an idealized random number generator. Find the following probabilities: A. P (0 less than equal to Y less than equal to .6) =? B. P (.3 less than equal to Y less than equal to .5) =? C. P ( Y less than

    asked by Julia T on May 19, 2010
  44. Fun Fact!

    Benjamin Franklin complained, "Let the smaller Colonies give equal money and men, and then have an equal vote. But if they have an equal vote without bearing equal burthens, a confederation upon such iniquitous principles will never last long." Franklin

    asked by Jenna on February 25, 2007
  45. math

    9x+5greater than or equal to -40 or 7x+3greater than or equal to -11 solve and graph I got the answer of x greater than or equal -5 or x is greater than or equal to -2 as the solution to this equations, but how do i put this into a soltuion set the way

    asked by Jen on January 29, 2010
  46. Math

    What is the solution to the nearest tenth to the equation below? -3x -14 less than or equal to -5 * sorry if í wrote the question weird but í couldn't do some equation signs* A. X less than or equal to -3 B. X less than or equal to 3 C. X greater than or

    asked by Anonymous on August 28, 2017
  47. Algebra

    If 1.2 is (less than or equal to) a (less than or equal to 5.1 and 3 (less than or equal to) b (less than or equal to 6) Then find the highest possible value for the quotient a/b. Give your answer as a decimal. Would it be 1.2/3, or 0.4. Thank you!

    asked by Dulcibella on January 19, 2009
  48. Math

    The non-permissible values for the expression -9x+8 divided by -9x^2-55x+56 are? a) x does not equal -8/9 b)x does not equal 8 c) x does not equal 8/9 and x does not equal -7 d) there are no restrictions

    asked by Alex on December 10, 2014
  49. Algebra

    The (absolute value) x-20 (absolute value) is less than or equal to 6. I did it first with six positive and got x is lesss than or equal to 26. Then I made the six negative and got x is less than or equal to 14. But this is impossible for these to both be

    asked by Andrea on October 12, 2009
  50. Algebra

    A student keeps track of his target heart rate when he is exercising. The range for the number of heart beats per minute R for someone his age is /R-136/ less than or equal to 20. Determine the solution to the inequality. I believe the answer is:

    asked by Blake on October 24, 2015
  51. Math

    Which is equivalent to the inequality shown below? z/2 (less than equal too) - 15 a, x (x greater than equal too) - 7.5 b. x (less than or equal too)-7.5 c. x (greater than equal too) - 30 d. x (less than equal too) - 30 How do I solve this problem

    asked by G on April 20, 2016
  52. alg

    the viewing window is defined by -3 is less than or equal to x is less than or equal to 7 and 10 is less than or equal to y is less than or equal to 30. give the approximate coordinates of a) the x-intercepts, b) the y-intercepts and c) the relative

    asked by jerson on September 23, 2008
  53. statistics

    A two-tailed test is conducted at the 0.10 significance level. What is the P-value required to reject the null hypothesis? A. Greater than or equal to .010 B. Greater than or equal to 0.05 C. Less than or equal to 0.10 D. Less than or equal to 0.05 Is it

    asked by jay on April 18, 2015
  54. math

    sketch the feasible region for this system of the inqualities and find the coordinates of each vertex:y greater than or equal to 1;x less than or equal to 2; -1x+2y less than or equal to 6;1x+2y greater than or equal to 2

    asked by jessica on April 22, 2010
  55. physics

    A condition for mechanical equilibrium is that the sum of the forces acting equal zero. Another condition is that the sum of the _____A) centrifugal forces also equal zero B) centers of gravity balance.C) torques equal zero.D) rotational inertias equal

    asked by jim on March 1, 2012
  56. geometry

    The measure of the side of rhombus GHIJ is equal to the measure of the side of square RSTU. Which statement about the two quadrilaterals must be true? A. Their angle measures are equal. B. Their diagonal measures are equal. C. Their areas are equal in

    asked by Joel on December 1, 2011
  57. geometry

    The measure of the side of rhombus GHIJ is equal to the measure of the side of square RSTU. Which statement about the two quadrilaterals must be true? A. Their angle measures are equal. B. Their diagonal measures are equal. C. Their areas are equal in

    asked by Joel on December 1, 2011
  58. Algebra

    Use a graphing calculator or a computer to graph the system of inequalities. Give the coordinates of each vertex of the solution region. 5x-3y is greater than or equal to -7 x-2y is greater than or equal to 3 3x+y is greater than or equal to 9 x+5y is less

    asked by Emma on March 24, 2013
  59. Math

    1. 9,000,024km is equal to how many yards? 2. 7,068,000 pounds is equal to how many kilograms? 3. 25,000 ounces is equal to how many kiloliters? 4. 3,140,156,000 bytes is equal to how many terabytes?

    asked by Vecchi on June 26, 2016
  60. Algebra help/ look over please

    Can you please look over these and let me know if they are right? 1/4(5x-1/2)-5/3

    asked by Lisa on October 1, 2009
  61. calc ii

    if we know that 12 is less than or equal to f(x) which is less than or equal to 18, what can be say about this inequality? ? is less than or equal to the definite integral from 3 to 10 of f(x) is less than or equal to ? No clue how to approach this one? I

    asked by Anonymous on September 27, 2013
  62. Math

    Tanker boats cannot be in the bay when the depth of water is less or equal to 25 feet. Set up an inequality and solve it graphically to determine all points in time, t, on the interval 0 less than or equal to t less than or equal to 24 when tankers cannot

    asked by Ruth on August 22, 2012
  63. math

    please check my work. 1. The number of words (x) Tina can type per minute is at Least 50. write and graph and inequality. (I broke it down to these 2 choices because the A & D was incorrect) B. x is less than or equal to 50 C. x is greater than or equal to

    asked by kenzie on November 10, 2017
  64. Infinite math

    use the M method to solve the following linear programming problem: Minimize C+ -5x+10x+15x Subject to 2x+3x+x (or equal to) 1 x,,x,x>(and equal to) 0

    asked by Ruslan on May 14, 2011
  65. Math

    In triangle ABC, measure of angle A is equal to 30 degrees, AC is equal to 4 and AB is equal to 3 square root of 3. Find BC

    asked by Precious on October 24, 2016
  66. linear programming

    For the linear program Max 2A + 7B s.t. A + B greater than or equal to 12 2A + 2 B less than or equal too 26 B greater than or equal to 1 A, B greater than or equal to Which of the following would be found in the correct standard form? A. YES B. NO A + B -

    asked by Donna on July 26, 2010
  67. algebra

    I NEED HELP ! Match the inequality to its graph. A. less than or equal to -1 B. less than 3 C. less than 1 D. less than or equal to -3 7. 4y + 3 *less than or equal to* y+6 8. -2y > 2 9. y over 3 < -1 10. 3y *less than or equal to* 2y +3

    asked by emma on September 30, 2016
  68. math

    0.5x + 7 less than or equal to 1.3x-8 .5xless than or equal to 1.3x-15 -.8xless than or equal to -15 x less than or equal to-18.75 Is this correct?

    asked by deedra on January 5, 2009
  69. MATH

    How many meters equal 1 mile? How many inches equal 1 meter? How many miles equal 1 km? http://www.worldwidemetric.com/metcal.htm

    asked by Jillian on March 11, 2007
  70. math

    The function f(x)is defined as f(x)={-2x+3: if -2 less than or equal to < 1 f(x)={5: if 1 less than or equal to x less than or equal to 2 f(x)={x^2+2: if x > 2 a. find f(0), f(2) and f(5) b. determine the domain of f(x) Please show work

    asked by kelli on January 6, 2013
  71. Math Check

    Solve the inequality. So i have done this problem at least three times and I keep getting the same answer. But in the back of the book the correct answer for this problem is x

    asked by Heather on August 25, 2010
  72. Math 222

    Please help me solve this system of equations? Sorry addition/equal key is not working. -2x plus 9y equal 3 -3x-4y equal 22

    asked by Tika on April 27, 2015
  73. Algebra 2

    Find the trigonometric ratios. Right triangle A B C has right angle C with side A B equal to 53, B C equal to 28, and C A equal to 45.

    asked by Joseph on December 4, 2018
  74. Math 222

    How do I use substitution to solve the system? Please help Addition and equal key is not working -5x plus 2y equal 16 y equal 2x plus 7

    asked by Tika on April 27, 2015
  75. algebra 2

    find coordinates of vertices formed by x+yless than or equal to 2 x-2y less than or equal to 8 and x+(-1/3y) greater or equal to -2/3

    asked by Yasmin on October 29, 2012
  76. Math

    Peter and Louis are going to dinner and a movie this evening. Peter wants to have at least $70 cash in his wallet. He currently has $10. How much money, x, does Peter need to withdraw from the bank? a. x+10>70; x>$60 b. x+10 (greater than or equal to) 70;

    asked by Hi on February 4, 2018
  77. algebra

    How come the function square root of (4-x^2) has a domain of -2 is less than or equal to x is less than or equal to 2? I would think it would be x is greater than/equal to one.

    asked by Alex on October 25, 2009
  78. Please help me with this math

    Solve for x. and show your work. -3x+5 less than or equal to -22 Note:where it says "less than or equal to" its the less than or equal to sign. Please help me!

    asked by Miracle on May 25, 2016
  79. College Algebra

    How do you solve this to graph the system of inequalities? x+2y is equal to or less than 6 2x+y is equal to or less than 6 x is equal to or greater than 0 y is equal to or greater than 0

    asked by LeAnn on November 18, 2009
  80. English

    Question 7 (multiple choice) Which of the following is NOT a difference between mediocre and great efforts? talent persistence going the "second mile" A? Question 8 (multiple choice) In the Declaration of Independence, Thomas Jefferson declared that, "all

    asked by Bri on November 20, 2017
  81. Math

    Suppose a large number of people take a take and every single student gets half of the answers correct. In this case, the standard deviation is: A) Equal to the mean B) Equal to the median C) Equal to zero D) Impossible to determine without more

    asked by John on September 17, 2007
  82. Math

    I'm having a hard time with graphing this problem. Could someone please help? Graphing has never been one of my strongest points. Graph the system of inequalities. x+3y is less than or equal to 9, 3x+y is less than or equal to 9, x is greater than or equal

    asked by B.B. on April 9, 2010
  83. Economics

    How large would a corrective tax need to be to move this market from the equilibrium outcome to the socially-optimal outcome? A. An amount equal to P' minus P. B. An amount equal to P'. C. An amount equal to P. D. An amount equal to the external cost.

    asked by John on November 29, 2011
  84. math

    solve the inequality x+17 is equal to or less than -5 a x is less than or equal to 12 ** b x is less than or equal to -12 c x is less than or equal to 22 d x is less than or equal to -22

    asked by leslie on November 13, 2019
  85. math

    solve the inequality x+17 is equal to or less than -5 a x is less than or equal to 12 b x is less than or equal to -12 *** c x is less than or equal to 22 d x is less than or equal to -22

    asked by i havnt a dad on November 13, 2019
  86. Pre Calc

    1. Describe the linear programming situation for this system of inequalities. x(or equal too)0 3x + y(or equal too) 0 y>(or equal too)0 6x + 3y

    asked by Carl on December 10, 2012
  87. finance

    A bank has currency and coins equal to $20 million in its vaults. It has securities worth $10 million, has borrowings equal to $5 million, and has given out loans equal to $2 million. It also has deposits with the Federal Reserve equal to $4 million. The

    asked by finance on May 12, 2016
  88. Statisics

    Max 2A + 7B s.t. A + B greater than or equal to 12 2A + 2 B less than or equal too 26 B greater than or equal to 1 A, B greater than or equal to Which of the following would be found in the correct standard form? A. YES B. NO A + B - S1 = 12 2A + 2B - S2 =

    asked by Donna on July 30, 2010
  89. Calculus

    Two particles move along the x -axis. For 0 is less than or equal to t is less than or equal to 6, the position of particle P at time t is given by p(t)=2cos((pi/4)t), while the position of particle R at time t is given by r(t)=t^3 -6t^2 +9t+3. 1. For 0 is

    asked by Madeline on December 19, 2012
  90. Calculus

    Two particles move along the x -axis. For 0 is less than or equal to t is less than or equal to 6, the position of particle P at time t is given by p(t)=2cos((pi/4)t), while the position of particle R at time t is given by r(t)=t^3 -6t^2 +9t+3. 1. For 0 is

    asked by Madeline on December 19, 2012
  91. government

    How was the Fourteenth Amendment used to end the doctrine of “separate but equal”? A. The Court declared that an equal number of black and white schools had to be created. B. The Court extended “the equal protection of the laws” to the use of

    asked by dbh on April 30, 2019
  92. government

    How was the Fourteenth Amendment used to end the doctrine of “separate but equal”? A. The Court declared that an equal number of black and white schools had to be created. B. The Court extended “the equal protection of the laws” to the use of

    asked by dbh on April 26, 2019
  93. Algebra 2

    Okay so I need help with basically how to find the domain, range, and how to solve if it says Find the value of f(3). Let the f function be defined by f(x) = the square root of x + 1 for -1 is less than or equal to x less than or equal to 3. And 4 - x for

    asked by Kendra on March 18, 2012
  94. Linear programming

    Which of the following mathematical relationships could be found in a linear programming model? Choose YES if the relationship could be, and NO if it could not. A. YES B. NO 1. B-2A + 7B = 45 2. 4A - B less than or equal to 10 3. A + \ 2B greater than or

    asked by Donna on July 26, 2010
  95. Statistics

    Which of the following mathematical relationships could be found in a linear programming model? Choose YES if the relationship could be, and NO if it could not. A. YES B. NO 1. B-2A + 7B = 45 2. 4A - B less than or equal to 10 3. A + \ 2B greater than or

    asked by Donna on July 30, 2010
  96. algebra

    4x = y > 6 does it make since if you put a line under >. Because that is the question I am suppose to figure out. The sentence says that 4x is equal to y. But y is greater than or equal to six. dividing through by 4, this means that x=y/4, and therefore, x

    asked by shelly on July 4, 2007
  97. statistics

    the correlation between two random variables X and Y is p=-0.75.it is given that X=1,2or3 with equal probability of 1/3 and Y=-1,-2or-3 with equal probability of 1/3.the covariance is equal to?i need help.i have been struggling to get the answer>

    asked by Joel on February 11, 2011
  98. Math algebra 1

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    what is the difference between an equal sign with another line above it and an equal sign with a triangle above it. I was alway taught that the three lines symbolized identity and that the equal sign with a traingle above it signified definition when would

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