Factor the perfect square trinomial.x4 - 16x2 + 64
A. (x2 - 8)2
B. (x2 + 8)2
C. (x - 8)2
D. (x - 8)(x + 8)
Answer: A
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State the instructions of the function in words.f(z) = 
A. Multiply the independent variable by 4 and then subtract 4. Add 1 to the independent variable. Subtract the second result from the first. B. Multiply the independent variable by 4 and then subtract 4. Add 1 to the independent variable. Divide the first result by the second result. C. Multiply the independent variable by 4. Divide the result by the independent variable. Subtract 4 from this result and then add 1. D. Subtract 4 from 4 and multiply the result by the independent variable. Add 1 to the independent variable. Divide the first result by the second result.
Write the form of the partial fraction decomposition of the rational expression. It is not necessary to solve for the constants.
A. 
+ 
+ 
B. 
+ 
C. 
+ 
D. 
+ 
+ 
Solve the problem.The sum of the squares of the digits of a positive two-digit number is 13, and the units digit is 1 more than the tens digit. Find the number.
A. 32 B. 23 C. 34 D. 43
A 2-year subsidized student loan of $6,000 at an annual interest rate of 6.55% was borrowed by Jacob. Assuming that Jacob qualifies for an income-adjusted repayment plan of $205 per month, how many months will it take him to repay the loan?
a. 31.63 b. 31.79 c. 31.98 d. 28.98