Factor the difference of two squares.81x2 - 1
A. (9x - 1)2
B. (9x - 1)(9x + 1)
C. (9x + 1)2
D. prime
Answer: B
You might also like to view...
Express as a sum, difference, and product of logarithms, without using exponents.log17 
A. log17 3 ? 
log17 m ÷ log17 n
B. log17 (3
) + log17 n
C. log17 n - log17 3 - 
log17 m
D. log17 3 + 
log17 m - log17 n
Solve the problem.You have borrowed $2760 at an annual interest rate of 9% in order to attend college. The payment is not due and the interest does not accumulate until you stop attending college. What will the be the interest due one month after you must begin payments?
A. $20.70 B. $2.07 C. $4.14 D. $10.35
Graph the function.y = -cot x
A. 
B. 
C. 
D. 
Use the rational zero test to find all the rational zeros of f(x).f(x) = 3x4 + 2x3 - 49x2 - 32x + 16
A. Zeros: 4, -4, 1, -1/3 B. Zeros: 4, -1, 1/3 C. Zeros: 4, -4, 1, -1 D. Zeros: -4, 4, -1, 1/3