Saturday

August 27, 2016
Total # Posts: 49

**liberal arts math**

Put the equation below in the form ax^2+bx+c=0. -x^2+3=(4x+1)^2, I've been stuck on this for the past hour, could someone please explain how to do this problem?
*March 12, 2014*

**Financial Literacy**

Terry and Sandra both found the sum of two 4-digit numbers, but their results were not the same. If Terry made an error of addition by one in the thousands column and Sandra's result was correct, what was the difference between the larger result and the smaller result? A. ...
*May 15, 2013*

**Data Gathering and Inference**

When the production manager finds the average life of her bulb-lifetime data, it is an example of what phase of inferential statistics? A. Data organization. B. Data gathering. C. Data analysis. D. Probability-based inference.
*May 8, 2013*

**probability**

P (p > 0.23995) = P (x > 2399.5) = P (z > -2.3209) = 0.9899
*May 8, 2013*

**Probability**

You draw two cards from a well-shuffled deck of 52 cards. After you draw the first card, you do not replace it in the deck. The probability of drawing the ace of diamonds on your first draw is 1/52. What is the probability of P(get king of clubs on second draw | get ace of ...
*May 4, 2013*

**Financial Literacy**

Trina's employer purchased a health insurance plan that costs $550 per month. Trina pays $85 toward the plan each month. What is the annual value of the employer's contribution? A. $7560.00 B. $5580.00 C. $1020.00 D. $6600.00
*May 1, 2013*

**Financial Literacy**

Thank you! (:
*May 1, 2013*

**Financial Literacy**

oh!A!
*May 1, 2013*

**Financial Literacy**

An architect's compensation package includes the total cost of a $250-per-month health insurance plan, the total cost of a $35-per-month life insurance plan, and a salary of $55,000 per year. What is the yearly value of the compensation package? A. $58,420. B. $57,900. C...
*May 1, 2013*

**Algebra**

Which of the following graphs of exponential functions corresponds to a geometric sequence with a 1st term of 6 and a ratio of 1/2? I'm honestly so confused on this. :(
*April 26, 2013*

**Algebra 2**

The simple formula for the nth term of an arithmetic sequence is an = 4n + 16. What is the explicit formula corresponding to the simple formula?
*April 4, 2013*

**Algebra 2**

Which of the following methods can be used to construct a pattern of 10 numbers for which it would be mathematically impossible to predict the 11th term? (more then one answer.) A.Make a pattern, starting with 3, where each number is the next digit of pi (3.14159 . . .). B....
*April 4, 2013*

**math**

1800. 1/3=600, and 2/3=1200. which means the whole property cost should be a multiple of 6 also. so 3/3 is $1800.
*April 4, 2013*

**integrated math 1- please help!!!**

Among a group of people, 10% are from NYC and 90% are not. All people from NYC are under 18 years old, and 70% of those not from NYC are also under 18 years old. One person is chosen at random, and he or she is under 18. What is the probability that the person chosen is from ...
*November 9, 2012*

**Probability**

Among a group of people, 10% are from NYC and 90% are not. All people from NYC are under 18 years old, and 60% of those not from NYC are also under 18 years old. One person is chosen at random, and he or she is under 18. What is the probability that the person chosen is from ...
*November 9, 2012*

**planar geometry**

The triangle with vertices (0, 0), (2, -5), and (7, -3) is? a. right. b. equilateral. c. isoceles. d. scalene.
*July 26, 2012*

**Integrated Math 1**

A parent function generates a family of functions that are related to the parent by a combination of _____.
*July 25, 2012*

**Integrated Math 1 (help please??:( )**

Consider the sample space S = {1, 2, 3, . . ., 10}. Let A = all odd numbers in S. Let B = all multiples of 3 in S. Compute P(B | A). Enter your answer as a fraction using the "/" and do not include spaces in your answer.
*July 24, 2012*

**Integrated Math 1**

it doesn't say anything, im doing it online and there was nothing in the notes about it, but i do know the title of the section is called "samples and Population"
*July 23, 2012*

**Integrated Math 1**

Which of the following may constitute a population? (choose all that are correct.) A. all rats in New York. B. all nurses in a hospital. C. all skyscrapers in Chicago. D. all brown-haired people in Oslo.
*July 23, 2012*

**conditional probability**

Among a group of people, 10% are from NYC and 90% are not. All people from NYC are under 18 years old, and 60% of those not from NYC are also under 18 years old. One person is chosen at random, and he or she is under 18. What is the probability that the person chosen is from ...
*July 17, 2012*

**Permutations**

A valid password on a Web site contains 3 letters (A-Z, 26 total), followed by 3 digits (0-9). Letters and numbers can be repeated. The number of possible passwords equals _____. A. 26*25*24+10*9*8 B. 26^3+10^3 C. 26^3*10^3 D.26*25*24*10*9*8
*July 16, 2012*

**Integrated Math 1**

A valid password on a Web site contains 3 letters (A-Z, 26 total), followed by 3 digits (0-9). Letters and numbers can be repeated. The number of possible passwords equals _____. A. 26*25*24+10*9*8 B. 26^3+10^3 C. 26^3*10^3 D.26*25*24*10*9*8
*July 16, 2012*

**Integrated Math 1**

Calculate the product of the binomials below. Use the caret ( ^ ) to enter any exponents; for example, write x2 as x^2. Write your answer in descending order. (4x - 3)(x + 1)
*July 15, 2012*

**Integrated Math 1**

What is the coefficient of the xy^2 term in the expansion of (3x + y)^3? Use the binomial theorem.
*July 15, 2012*

**Integrated Math 1**

Factor by grouping. 36 + ab + 2b + 18a A. (a-2)(b-18) B. (a+2)(b+18) C. (a+2)(18a+2) D. (ab+2b)(36+18a) E. this cannot be factored.
*July 15, 2012*

**Integrated Math 1**

Find the difference of the polynomials below. Write your answer in descending order. (x^3 + 2x^2 + 5x + 7) - (3x^3 - 2.5x^2 + 5x + 5)
*July 15, 2012*

**Integrated Math 1**

Find the difference of the polynomials below. Write your answer in descending order. (x3 + 2x2 + 5x + 7) - (3x3 - 2.5x2 + 5x + 5)
*July 15, 2012*

**Integrated Math 1**

Consider y=x^2+8x+16. What is the correct way to factor this equation? How does this equation shift the graph of y=x^2? A. the correct factored form is y=(x+4)^2. this shifts the graph of y=x^2 up 4 units. B. the correct factored form is y=(x+4)^2. this shifts the graph of y=x...
*July 15, 2012*

**Integrated Math 1 (help please??:( )**

Consider y=x^2+8x+16. What is the correct way to factor this equation? How does this equation shift the graph of y=x^2?
*July 15, 2012*

**Integrated Math 1**

the center. its a rectangle broken into the triangles
*July 15, 2012*

**Integrated Math 1**

In rectangle ABED, AC = 7 cm and DE = 10 cm. What is the length of AD? If necessary, round your answer to the nearest tenth.
*July 15, 2012*

**Integrated Math 1**

The vertex is at (0,4) sorry, I copied it wrong.
*July 12, 2012*

**Integrated Math 1**

Suppose a parabola has its vertex at (0, 1) and its zeros at x = -2 and x = 2. Then equals _____. A. 1-1/4x^2 B. 4-x^2 C. X^2-1 D. X^2-4
*July 12, 2012*

**Integrated Math 1**

Ohh! I get it now, thank you!
*July 12, 2012*

**Integrated Math 1**

The solutions to the quadratic equation x^2+3x-4=0 are? (more then one answer) A. -4 B. 1 C. -1 D. 0 E. 4 F. There are no real roots.
*July 12, 2012*

**Integrated Math 1**

Suppose a parabola f(x) has its vertex at (0, 25) and its zeros at x = -5 and x = 5. Then f(x)equals _____. A. 25-x^2 B. 1- 1/25 x^2 C. x^2-1 D. x^2-25
*July 11, 2012*

**Integrated Math 1**

Let f(x)=x^1999 and g(x)=2x-x^5. Then f(x)g(x) equals____? A. 2x^20000-x^2004 B. 2x-x^5+x^1999 C. (2x-x^5)^1999 D. 2x^1999-x^9995
*July 11, 2012*

**Integrated Math 1**

Let f(x)=-1-6x^2-x^3 and g(x)=-2-4x^2, then f(x)-g(x) equals___? A. 1-2x^2-x^3 B. -1-2x^2+x^3 C. 1+2x^2-x^3 D. -1+2x^2+x^3
*July 11, 2012*

**Integrated Math 1**

shoot! the problems f(x)=-1-6x^2-x^3 and g(x)=-2-4x^2, then f(x)-g(x) equals___? then same choices i have above.. im sorry! thank you for doing this though! i didnt realize i copied it wrong.. :(
*July 11, 2012*

**Integrated Math 1**

Let f(x)=-16x^2-x^3 and g(x)=-2-4x^2. Then f(x)-g(x) equals____? A. 1-2x^2-x^3 B. -1-2x^2+x^3 C. 1+2x^2-x^3 D. -1+2x^2+x^3
*July 11, 2012*

**Geometry**

Theres 3 feet in a yard, so 11*3 would be $3.30 a cubic yard and since company b already has it in cubic feet company b= 3*20, which would give you $60 dollars for 20 cubic yards, and company a= $3.30*20, which would be $66 for 20 cubic yards. the better company to go with is ...
*July 10, 2012*

**Integrated Math 1 (help please??:( )**

Let f(x)=-16x^2-x^3 and g(x)=-2-4x^2. Then f(x)-g(x) equals____? A. 1-2x^2-x^3 B. -1-2x^2+x^3 C. 1+2x^2-x^3 D. -1+2x^2+x^3
*July 10, 2012*

**Integrated Math 1 (help please??:( )**

(x+a)(x+b) is what i meant.. sorry!
*July 10, 2012*

**Integrated Math 1 (help please??:( )**

You can factor the polynomial f(x)=x^2-19x+70 as (x+a(x+b). The values for a and b are _____. A. a=10, b=-9 B. a=19, b=70 C. a=-5, b=-14 D. a=-16, b=3 E. none of the above.
*July 10, 2012*

**Integrated Math 1**

Suppose a parabola has its vertex at (0, 1) and its zeros at x = -3 and x = 3. Then equals _____. A. 9-x^2 B. 1-1/9x^2 C. x^2-1 D. x^2-9
*July 9, 2012*

**Integrated Math 1**

Which of the following quadratic equations have the solutions x = -3 and x = 5? A. -1/2(x+3)(x-5)=0 B. (x+3)(x-5)=0 C. (x-3)(x+5)=0 D. -1/2(x-3)(x+5)=0
*July 8, 2012*

**Integrated Math 1**

Thank youu! (:
*July 8, 2012*

**Integrated Math 1**

The parabolas y = -3x2 + 10x - 6 and y = -3x2 - 17x + 2 intersect at _____? A.the line y = 27x - 8. B. x=the square root of 2 over 3 and xthe -square root of 2 over 3. C. x=8/27. D. they do not intersect.
*July 8, 2012*

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