Compute the value of the given expression. - I -15 I - 21 I BTW the I are suppose to be straight lines ;) A) -36 B) 6 C) -6 D) 36

11,025 questions
1. Math--

Compute the value of the given expression. - I -15 I - 21 I BTW the I are suppose to be straight lines ;) A) -36 B) 6 C) -6 D) 36

asked by Annonom on May 19, 2010
2. Math

Evaluate the following expression for x = 26 3√x - 1 + 6 Please help I'm so lost! Btw, the square root stretches over x - 1 but not + 6

asked by Cami on November 13, 2016
3. Algebra

My calculator is broken. The "+" key works correctly,but whenever I try to compute a-b, the calculator performs b-a instead. What answer does mny calculator compute for the expression ((7-10)+3)-5? Thank you!

asked by Trish Goal on November 2, 2014
4. College Algebra

I posed these one's before but added parenthesis which I think made it confusing as the actually questions do not have them. So, I'm reposting them without to see if it makes sense. If not I understand. 1. Compute as indicated. Write your answer in lowest

asked by Kristen on January 15, 2013
5. College Algebra

I posed these one's before but added parenthesis which I think made it confusing as the actually questions do not have them. So, I'm reposting them without to see if it makes sense. If not I understand. 1. Compute as indicated. Write your answer in lowest

asked by Krissy on January 16, 2013
6. SS7R - HW Question Help!

In my other post I wrote "I'm have other 3 that I want you to check to see if they are correct. BTW - I have one more question I have trouble with." Here it is: Why did the Louisiana Purchase important to the US? Please help! btw - I'm a little curious

asked by Laruen on April 19, 2012
7. math

is zero a multiple of every number? Find the prime factorization of the number, and write it in exponent form. 198 Compute the value of the given expression. _|8|_ |11-8| Evaluate the expression. -8x + 8y, for x = 8 and y = -1

asked by Anonymous on February 23, 2011
8. Trig

I have a diagram of how far a discus was thrown. From A to B is 100m, C is perpendicular to A, from A to C is 50m, A and B are connected to D (it should be a triangle), A has a 40° angle and B has a 75° angle. C is not perpendicular to D btw.. a. Find AD

asked by Anonymous on March 13, 2016
9. Maths

Let f(x) = √(x^2 + 1) - 1 (taking the positive real square root, as usual). When x = 10^-3, compute f(x), working to 5 significant figures at every stage of the calculation. Show (algebraically) that f(x) =(x^2)/[√(x^2 + 1) +1]. Use this expression for

asked by Jade on November 4, 2012
10. statistics

Suppose that you are given a decision situation with three possible state of nature: s1, s2, and s3. The prior probabilities are P(s1) =.1, P(s2) = .6, and P(s3) = .3. With sample information I, P(I|s1) =.15, P(I|s2) = .2, and P(I|s3) = .1. Compute

asked by felicia on June 27, 2010
11. Physics

A train slows down as it rounds a sharp horizontal turn, going from 86.0 km/h to 44.0 km/h in the 13.0 s that it takes to round the bend. The radius of the curve is 140 m. Compute the acceleration at the moment the train speed reaches 44.0 km/h. Assume the

asked by Angel on October 10, 2017
12. Physics

Tree point charges(A---B---C)have equal magnitudes and are located on the same line.? The separation d btw A and B is the same as btw B and C. A is +, B/C are -. Consider the net electrostatic force that each charge experience due to the other two charges.

asked by Jim on August 24, 2011
13. Math

Here is the problem: Compute the value of the given expression: - | -8 | - | -11-8 | My answer is this: 8+11-8=11. Is this correct? Thanks.

asked by B.B. on July 3, 2009
14. Math

The question is compute the value of the given expression. -|-15|-|21|. My answer is -36. Is this correct?

asked by B.B. on July 19, 2009
15. physics

Given that an iron ball falls in glycerine contained in a jar where the viscous force F depends on terminal velocity V radius R of the ball and the coefficient of viscosity obtain and name the mathematical expression suitable for the relationship btw the

asked by holamyde on December 30, 2014

given x,y are real numbers,x^2+y^2>0. if the maximum and minimum value of the expression E=x^2+y^2/x^2+xy+4y^2 are M and m, and A denotes the average value of M and m, compute A

asked by vidha on May 29, 2011
17. statistics

All deal with a random variable X that follows a normal probability distribution with mean equal to 37 and a standard deviation of 5. Compute P(X < 39) Compute P(X < 29 or X > 41) Compute P(X > 30) Find the 42nd percentile for this distribution.

asked by luke on April 25, 2013
18. statistics

All deal with a random variable X that follows a normal probability distribution with mean equal to 37 and a standard deviation of 5. Compute P(X < 39) Compute P(X < 29 or X > 41) Compute P(X > 30) Find the 42nd percentile for this distribution.

asked by luke on April 25, 2013
19. PHYSICS

A box is measured to have a length of L=(10.0+_0.01)FT A WIDTH OF W=(1.534+_0.002)FT AND A HEIGHT OF H=(0.013+_0.001)FT. FIND THE VOLUME OF THE BOX .WRIE THE EXPRESSION FOR V IN THE FOR OF EQUATION 2-3 AND FIND TTHE EXPRESSION FOR SIGN STANDARD DEVIATION

asked by sintia on February 13, 2017
20. math

The weights (in pounds) of a sample of five boxes being sent by UPS are: 12, 6, 7, 3, and 10. a. Compute the range. b. Compute the mean deviation. c. Compute the standard deviation.

asked by Dan on January 9, 2009
21. math

There are five questions on the section. These questions are for you to demonstrate your understanding of the steps related to the contents you studied this week. To earn any points in part two, you must show the steps you have used to find the answer in

asked by harmony on August 16, 2010
22. Taylor seires

f(x) =ln (1-x) a) Compute f'(x), f''(x), f'''(x). Spot the pattern and give an expression for f ^(n) (x) [the n-th derivative of f(x)] b) Compute the MacLaurin series of f(x) (i.e. the Taylor series of f(x) around x=0) c) Compute the radius of convergence

asked by Jill on November 26, 2006
23. Fluid Mechanics

Consider a flow whose velocity field is given by u = y, v = −x The streamlines are circles centered at the origin, and this flow is an example of a solid-body rotation. As shown in the figure, a small square fluid element is placed at the point

asked by Ash on October 11, 2013
24. Math

I'm trying to use DeMoirre's Theorem to compute and express this in rectangular form. Here's the expression: (-1 + i)^5 The ^ means it's to that power. It's to the fifth power. Any help would be appreciated. Figured it out myself. 4 - 4i is the answer.

asked by Mark on April 17, 2007
25. calculus

consider the initial value problem dy/dx=y^2+1, y(0)=0. estimate y(2) 1) use h=1 to compute your estimate I got x1=1 x2=2 y=1=1 y2=3 2)use h=1/2 to compute your estimate I got x1=1/2 x2=1 x3=1.5 x4=2 y1=1/2 y2=9/8 y3=289/128 y4=5.306671143 3) use h=1/8 to

asked by blue on March 21, 2011
26. STAT

An independent-measures research study compares three treatment conditions with a sample of n = 10 in each condition. The sample means are M1 = 2, M2 = 3, and M3 = 7 a. Compute SS for the set of 3 treatment means. (Use the three means as a set of n = 3

asked by Tracy on February 24, 2013
27. Chemistry Help please! (:

Calculate the mass of oxygen gas that can be produced in the decomposition of 5.55 g of silver oxide. This is what I did but is it right?... I need help with a few more btw to double check if i'm doing these right. So here is what I did: First: balance the

asked by Sam on February 17, 2016
28. Computer - Programming

Please how do I compute an algorithm to compute the sum of n integers starting with the K^th integer. Thanks A:=0 For i = k to n Do Begin A:= A + i End

asked by Febby-1 on April 12, 2007
29. Physics

CONICAL SHAFT WITH DISTRIBUTED TORSIONAL LOAD The conical shaft AB is made of steel, with shear modulus G0. The shaft has length L and is free at A (where x=0) and fixed at B (where x=L). The shaft is solid, with a linear taper so that the radius of the

asked by GaryG on August 25, 2014
30. math

The following is a set of data from a sample of n = 5: 7 4 9 8 The following is a set of data from a sample of n = 5: 7 4 9 8 2 a. Compute the mean, median, and mode. b. Compute the range, variance, standard deviation, and coefficient of variation. c.

asked by dannie0913 on October 27, 2012
31. calculus II

Suppose R is the region in the plane enclosed by y = x2 and y = 4. a) Compute the perimeter P and area A of R, and then compute the ratio Q = A/P2. Note By squaring the perimeter the ratio becomes independent of the units chosen to measure the region. b)

asked by Anonymous on November 23, 2012
32. computer programs

How do I start a program containing a single dimensional arrays and function(s) with the output displaying the formula “Y = aX + b” by replacing a and b with the calculated values. Aptitude score Productivity Applicant variable X Variable Y 1 X1 = 9 Y1

asked by C programming on April 22, 2015
33. Statistics

The monthly incomes from a random sample of workers in a factory are shown below. Monthly Income (In \$1,000) 4.0 5.0 7.0 4.0 6.0 6.0 7.0 9.0 a. Compute the standard error of the mean (in dollars). b. Compute the margin of error (in dollars) at 95%

asked by Katie on November 12, 2013
34. Physics

Let mass be: m1=0.100 kg m2=0.300 kg m3=0.500 kg (a.)Compute for the acceleration of the system if the table is frictionless. (b.)Compute the acceleration of the system if the coefficient of the friction between the m2 and the table is 0.400. You can't

asked by frosty on September 10, 2006
35. College Algebra

I need some help with a few problems. They are multiple choice but need a breakdown on how I can work the problems. Thanks for your help! 1. Factor the trinomial completely. 10x^2 + 11x-6 a. (2x+3)(5x-2) b. (2x-3)(5x+2) c. (10x+3)(x-2) d. (2x+1)(5x-6) 2.

asked by Kristen on January 15, 2013
36. algebra

1 A + (B + C)= (A + B) + C associative scalar quantity dot product 2 2 2 3 Two systems of linear equations involving the same variables are said to be _______ if they have the same solution set. set associative equivalent parallel 4 Compute the determinant

asked by Mandung on January 14, 2013
37. math (stats)

According to Masterfoods, the company that manufactures M&M’s, 12% of peanut M&M’s are brown, 15% are yellow, 12% are red, 23% are blue, 23% are orange and 15% are green. [Round your answers to three decimal places, for example: 0.123] Compute the

asked by b on October 2, 2016
38. physics

A tray held horizontally by a waiter. The tray has a weight of 6N and supports a drink of weight 3N. The waiter provides a force at P (BTW P is at one end). The tray my pivot about point T (BTW T is 5cm away from P) Find the force provided by the waiter at

asked by Sharda on August 18, 2014
39. stats

sample was obtained from a population with unknown parameters. scores: 6, 12, 0, 3, 4 compute the sample mean and sandard deviation. compute the estimated standard error for M.

asked by T on March 27, 2011
40. computer programming

Write a fortran program to compute the geometric information for a kite. The program should read the a, c and p lengths and compute the q length

asked by Anonymous on March 5, 2015
41. Math

B) Noralie used 22 Gallons of Gas to go 682 miles. 1)What are the two unit rates that she might compute? 2)Compute each unit rate and tell what it means. 3) Which way is the most useful? Why?

asked by Siren on November 30, 2016
42. Computer class

how do I design a program using a flowchart, the program needs to compute state and county sales tax? It is suppose to compute it once the user enters amount of purchase

asked by Tanya on February 21, 2011
43. Physics

Compute: a. The velocity of an object orbiting at height of 2 Re above the surface of Earth. b. Compute the orbital period of that object.

asked by MG on December 10, 2012
44. Algebra

"Did you hear about..." Its 12 words btw

asked by Sarah on November 22, 2011
45. no one's here to help us!!! -.-

help us!!! plzz btw this is not a question :P

asked by anonymous on April 6, 2014
46. statistics

a. Compute the mean, median, and mode. b. Compute the variance, standard deviation, range, coefficient of variation, and Z scores. Are there any outliers? Explain. c. Are the data skewed? If so, how? d. Based on the results of (a) through (c), what

asked by lou on December 23, 2012
47. Algerbra 1

Translate into an algerbraic expression One more than three times a number The translation is (Type expression using x as variable) Simplify 42xy/49x The answer is Type as integer of fraction Use a commutative law to fin an equivalent expression nm An

asked by Connie on November 17, 2011
48. Investments Analysis

Can anyone help with ANY of these? Any good starting points would be great! Alpha (STI) 0.90 2008 Return(STI) 15% Beta(STI) 1.20 2008 Return(INX) 10% R_squared 36% Risk Free Rate 4% Variance(STI) .1296 b. What is the relative volatility (variability) of

asked by James on March 6, 2010
49. Math PIZZAZZZ

how does a rodeo star get around?? well if you cant give me an answer can you help me. heres the instructions First Simplify the expression below. Then evaluate the expression for the given value or the variable. Find the simplified expression in the

asked by Anonymous on August 27, 2009
50. precalculus

how do i solvethis equation (btw we are studyinglogarithms) 3^(x^3)=9^x 2^x=10 (4^x)-(2^x)=0

asked by kayla on December 1, 2008
51. ^English^

Pls.., what is the difference btw. FIRST Name, MIDDLE Name and LAST Name?

asked by Ekingdeft on December 27, 2014
52. traning a pomeranian

how do u train a pomeranian to roll over?btw she is 4

asked by misty on November 10, 2015
53. Calculus

Using f(x), determine a formula for the Riemann Sum S_n obtained by dividing the interval [0, 4] into n equal sub-intervals and using the right-hand endpoint for each c_k. f(x)= 5x+2 Now compute the limit as n goes to infinity S_n to compute the area under

asked by Dee on April 7, 2014
54. Computer science

Write an HTML form that prompts the user to enter loan amount, interest rate, and number of years, as shown in Figure 1. Clicking the Compute Payment button invokes a JSP program to compute and display the monthly and total loan payments, as shown in

asked by AN3852 on July 21, 2013

change the exponential expression to an equivalent expression involving a logarithm. 1.9=a^6 a=1.1129 is this the correct logarithmic expression???

asked by Heather on November 27, 2012
56. math

Which statement is true about the value of (5−n)(5n)? a.For all n, the value of the expression is 0. b.For n

asked by liliana on December 4, 2015
57. Calculus

Suppose f(x) is a differentiable function with f(-1)=2 and f(2)=-1. The differentiable function g(x) is defined by the formula g(x)=f(f(x))' A. Compute g(-1) and g(2). Explain why g(x)=0 must have at least one solution A between -1 and 2. B. Compute g'(-1)

asked by Lin on April 1, 2012
58. check american government

although a democracy is based on freedom of expression, most people recognize the need to allow the government to exercise control over such things as false and misleading advertisements of illegal products, Is the banning of cigarette advertising on

asked by Anonymous on October 26, 2008
59. Math

Write an algebraic expression for each word phrase on the board. Evaluate each expression for x=2 3 times x=6 Expression: 3x

asked by Jerald on November 18, 2013
60. algebra

Let X be a number. Translate the English phrase or sentence into a mathematical expression. Then evaluate the expression for X =8. The expression is ?

asked by john on January 22, 2015
61. English

1. Look at her facial expression. 2. Look at her appearance. 3. Look at her looks. 4. How does she look? - She looks satisfied? 5. How do you think she looks? - I think she looks unsatisfied. (Can we use all the expressions? Do we have to use a singular

asked by rfvv on July 2, 2010
62. math

use properties of logarithms to condense the loarithmic expression. write expression as a sinle logarithm whose coefficient is 1. where possible evaulate the expression. 1/8[3 In(x+5)-In x-In(x^2-4)] Please show work

asked by Austin on January 3, 2013
63. CHEMISTRY!!!! HELP

3.) Calculate the mass of oxygen gas that can be produced in the decomposition of 5.55 g of silver oxide. This is what I did but is it right?... I need help with a few more btw to double check if i'm doing these right. So here is what I did: First: balance

asked by Sam on February 17, 2016
64. home

how do i tell my mom that i can stay home alone at night? btw i am 14.

asked by misty on November 5, 2015
65. Calculus

ã6(2ã6 - ã5) How do you get 12-ã30? I keep getting a way different answer:\ Btw not sure if the radicals will show up.

asked by -Untamed- on September 28, 2011
66. calculus

Given the vector u=,v=. A) compute the area of the parallelogram determined by u and v . B) compute the vector. UxV

asked by devin boutte on February 6, 2012
67. Calculus

Given the vector u=,v=. A) compute the area of the parallelogram determined by u and v . B) compute the vector. UxV

asked by Devin Boutte on February 5, 2012
68. Math

A new automobile costs \$32,000. The value of the same automobile after t years is given by V = 32000(0.8)t. The following steps determine how many years it will take for the value to decrease to one-eighth the initial value, which is \$4,000.

asked by Sam on April 19, 2017
69. math

Place grouping symbols in this expression so that the value of the expression is 37.Then justify your answer by simplifying the expression. 8×5-6+12÷6

asked by Shirley on April 12, 2017
70. Statistics

6)You are given the information that P(A) =0.30 and P(B) =0.40 (a) Do you have enough information to compute P(A or B)? Explain.(events A and B are mutually b) If you know that events A and B are mutually exclusive , do you have enough information to

asked by Amanda on October 24, 2013
71. math

first question: could x^5-1 simplified? what is the limit of cuberoot(x^2-5x-4) as x approaches 4? For the first one: could x^5-1 simplified? Yes, the expression can be factored as the 5th roots of unity. First, divide it by (x-1) to get (x^5-1)=(x-1)*4th

asked by . on September 3, 2006
72. science

What can be measured in hectometers?? BTW about how old is everyone here? I cant answer most of the questions because their too hard.

asked by Sam on February 5, 2008
73. Math

What is 2.49 divided by 89?(BTW im not cheating im just having trouble checking my answers

asked by Becca on February 12, 2013
74. Math check

2[3(8-2 2)-6] my answer is 204 and btw it's not 22 it 2 power of 2 . Plz check it

75. Math

I am trying to help my grandson with his math homework. When I went to school we never learned this and I am at a loss. The question is: Create an equivalent expression at includes at least one parenthesis so that the value of the expression is 144. The

asked by Patricia on February 23, 2016
76. Math

Hi, I have a question regarding simplifying the following expression: (1/x)/((1/3)x^(-2/3)) = 3/3sqrtx The last expression reads three over cube root of x. I don't understand how to get from the expression on the left side of the equal sign to the one on

asked by Constantine on July 18, 2016
77. Stats

In a study of children with a particular disorder, parents were asked to rate their child on a variety of items related to how well their child performs different tasks. One item was "Has difficulty organizing work," rated on a five-point scale of 0 to 4

asked by James on July 9, 2012
78. algebra

Algebra 1. Use the Distributive Property to simplify the expression. (-1)(4-c) 2. Use the Distributive Property to simplify the expression. 4(2x -4) 3. Use the Distributive Property to simplify the expression. (10 + 4 y) 1/2 4. To which subsets of real

asked by dfhsh on September 25, 2018
79. Algebra

1. Use the Distributive Property to simplify the expression. (-1) (4-c) 2. Use the Distributive Property to simplify the expression. 4 (2 x - 4) 3. Use the Distributive Property to simplify the expression (10+4y) 1/2 4. To which subsets of real numbers

asked by PolkaDot on October 14, 2016
80. Math

The question i'm having a problem with is the following: copy and complete: 3t-4 is a(n)_?expression and 5+13 is a(n)_? Expression. Do they mean a numerical expression?

asked by Dylan on September 5, 2013
81. math

Figure is triangle c is biggest side, a and b are same size 19. In figure-4, compute c if a = 3 and b = 2. 20. In figure-4, compute b assuming 27a= and c =2b. ()

asked by Anonymous on August 19, 2010
82. Algebra

1. Use the Distributive Property to simplify the expression. (-1)(4-c) 2. Use the Distributive Property to simplify the expression. 4(2x -4) 3. Use the Distributive Property to simplify the expression. (10 + 4 y) 1/2 4. To which subsets of real numbers

asked by PolkaDot on October 7, 2016
83. Math

This problem is going to reveal the first name of the offender. Simplify the expression: (6^4⋅6^9/6^3)3 If the simplified expression is 6^16 , the first name of the culprit is Mandy. If the simplified expression is 6^18 , the first name of the culprit is

asked by Bri on January 9, 2018
84. math - functions

I compute (109/3)^1/4 and store that value in A. Store 3 in P. Now compute f(7)= Pa^7 by typing: P x A x^y 7 ***My problem is that I don't know WHERE the x^y key is on a TI -83 Plus. Please help. Then I have to subtract this answer from the answer using a

asked by x^y key on November 5, 2011
85. Chemistry

I'm doing chemical equilibrium, and there's a question in my lecture notes. Can someone check my answers and tell me if i'm right or wrong? Thanks! The Kc expression for this reversible reaction: 3Fe(s) + 4H2O (g) -->

asked by Riley on September 10, 2010
86. math

What are the steps of the order of operations? Why is it important that you follow the steps rather than solve the problem from left to right? Write an expression for your classmates to simplify using at least three of the operations from the order of

asked by Sammyg on May 2, 2011
87. chem

reaction btw pent2 ene with Hbr give two products. what are they?

asked by Aastha on June 19, 2015
88. math

1/2|6y-9| +5 is < or = 2 i solved it and got two fractions but the answer is 0 can anyone explain? btw this is absolute value inequality.

asked by lyne on January 8, 2009
89. chemistry

A BALANCED CHEMICAL EQUATION BTW IRON (Fe3+) and NaOH.

asked by Saddik on July 25, 2017
90. Algebra

\$ 3420 Is To Be Shared Btw Two Ppl. But One Of The Two Must Have 28% Morethan The Other, How The Sharing Would Be Made Then?

asked by somay on July 24, 2016
91. Math

Order the numbers GREATEST to LEAST. 6.5, 31/5, √40, 6.6 My answer: 6.6, 6.5, √40, 31/5 (6.5 is a repeating decimal btw)

asked by Blub on November 12, 2016
92. Grammar

Write a word or phrase to describe the feeling or meaning that the end punctuation indicates. 1. There are no vacant rooms at the inn? A: Anxious expression. 2. There are no vacant rooms at the inn. A: Disappointed expression. 3. Summer is here! A: Excited

asked by Victoria on April 28, 2014
93. Psychology (statistics)

Assume that the data in question 25 reflect a highly skewed interval variable. (a) What statistics would you compute to summarize these conditions? (b) We compute them to be 14, 12, and 8.5, respectively. What conclusion about the study should you draw?

asked by Joy on February 2, 2014
94. Statistics

Assume that the data in question 25 reflect a highly skewed interval variable. (a) What statistics would you compute to summarize these conditions? (b) We compute them to be 14, 12, and 8.5, respectively. What conclusion about the study should you draw?(c)

asked by Sammie on February 2, 2014
95. STATISTICS

Suppose that you are in a class of 29 students and it is assumed that approximately 16% of the population is left-handed. (Give your answers correct to three decimal places.) (a) Compute the probability that exactly five students are left-handed. (b)

asked by BJ on June 5, 2014
96. Statistics

Suppose that you are in a class of 31 students and it is assumed that approximately 13% of the population is left-handed. (Give your answers correct to three decimal places.) (a) Compute the probability that exactly five students are left-handed. (b)

asked by Gayle on May 27, 2013
97. Stats

Suppose that you are in a class of 31 students and it is assumed that approximately 10% of the population is left-handed. (Give your answers correct to three decimal places.) (a) Compute the probability that exactly five students are left-handed. (b)

asked by Kay on February 16, 2014
98. PHYSICS

HOW DO U COMPUTE g USING THE EQUATION g=GM/r^2 WHEN GIVEN THE QUESTION IN THIS FORM: "COMPUTE g AT A HEIGHT OF 4 RE ABOVE THE SURFACE OF EARTH" -basically how can i find the answer to a question given in this form

asked by Sarma on January 11, 2011
99. accounting class

Prepare a post-closing trial balance at April 30, 2008 for Goode Company.You can place summation formulas to compute totals at the end of debit and credit columns. Otherwise, you can compute totals using a calculator, then enter totals directly.

asked by j cox on February 14, 2010
100. Statistics

For the following set of scores: X Y 6 4 3 1 5 0 6 7 4 2 6 4 a) Compute the Pearson correlation. b) Add 2 points to each X value and compute the correlation for the modified scores. How does adding a constant to every score affect the value of the

asked by Mary on April 24, 2014