# Tifini

Popular questions and responses by Tifini
1. ## 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.

2. ## 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.

3. ## 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

4. ## 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

5. ## 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

6. ## 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. :(

7. ## 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

8. ## 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

9. ## 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?

10. ## 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

11. ## 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)

12. ## 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)

13. ## 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

14. ## Integrated Math 1

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

15. ## 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

16. ## 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.

17. ## 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

18. ## 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?

19. ## 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

20. ## 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

21. ## 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.

22. ## 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)

23. ## 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.

24. ## 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.

25. ## 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.

26. ## 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.

27. ## 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

28. ## 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?

29. ## Integrated Math 1

A parent function generates a family of functions that are related to the parent by a combination of _____.

30. ## 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

31. ## 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

32. ## 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

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

34. ## 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.

35. ## 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

36. ## planar geometry

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

37. ## 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

1. ## probability

P (p > 0.23995) = P (x > 2399.5) = P (z > -2.3209) = 0.9899

posted on May 8, 2013
2. ## Financial Literacy

Thank you! (:

posted on May 4, 2013
3. ## Financial Literacy

oh!A!

posted on May 1, 2013
4. ## 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.

posted on April 4, 2013
5. ## 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"

posted on July 23, 2012
6. ## Integrated Math 1

the center. its a rectangle broken into the triangles

posted on July 15, 2012
7. ## Integrated Math 1

Ohh! I get it now, thank you!

posted on July 12, 2012
8. ## Integrated Math 1

The vertex is at (0,4) sorry, I copied it wrong.

posted on July 12, 2012
9. ## 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 didn't realize i copied it wrong.. :(

posted on July 11, 2012
10. ## 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

posted on July 10, 2012
11. ## Integrated Math 1 (help please??:( )

(x+a)(x+b) is what i meant.. sorry!

posted on July 10, 2012
12. ## Integrated Math 1

Thank youu! (:

posted on July 8, 2012