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.

    asked on May 1, 2013
  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.

    asked on May 8, 2013
  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

    asked on May 15, 2013
  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

    asked on May 1, 2013
  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

    asked on April 4, 2013
  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. :(

    asked on April 26, 2013
  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

    asked on July 16, 2012
  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

    asked on May 4, 2013
  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?

    asked on April 4, 2013
  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

    asked on July 8, 2012
  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)

    asked on July 15, 2012
  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)

    asked on July 15, 2012
  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

    asked on July 16, 2012
  14. Integrated Math 1

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

    asked on July 15, 2012
  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

    asked on July 11, 2012
  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.

    asked on July 23, 2012
  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

    asked on July 17, 2012
  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?

    asked on July 15, 2012
  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

    asked on July 10, 2012
  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

    asked on November 9, 2012
  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.

    asked on July 15, 2012
  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)

    asked on July 15, 2012
  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.

    asked on July 15, 2012
  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.

    asked on July 10, 2012
  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.

    asked on July 8, 2012
  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.

    asked on July 12, 2012
  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

    asked on July 11, 2012
  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?

    asked on March 12, 2014
  29. Integrated Math 1

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

    asked on July 25, 2012
  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

    asked on July 15, 2012
  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

    asked on July 12, 2012
  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

    asked on July 9, 2012
  33. 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

    asked on November 9, 2012
  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.

    asked on July 24, 2012
  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

    asked on July 11, 2012
  36. planar geometry

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

    asked on July 26, 2012
  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

    asked on July 11, 2012
  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