Find the product.(4x - 8y)(8x - 2y + 1)
A. 32x2 - 72xy - 72y2
B. 32x2 - 8xy + 4x + 16y2
C. 32x2 - 72xy + 4x + 16y2 - 8y
D. 32x2 - 64xy + 4x + 16y2 - 8y
Answer: C
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Use values from the compound interest table to find the compound amount. Round to the nearest cent.
$2920 at 6% compounded semiannually for 5 years
A. $3385.08 B. $3907.62 C. $3796.00 D. $3924.25
Factor, if possible.4p3 - 256
A. 4(p - 4)(p2 - 4p + 16) B. 4(p - 16)(p2 + 16p + 64) C. 4(p + 4)(p2 - 4p + 16) D. 4(p - 4)(p2 + 4p + 16)
Solve.The number of pets (measured in thousands) living in Springfield homes can be approximated by the equation N(x) = 0.16x2 - 0.23x + 158.5, where x is the number of years after 1990. Find 
A. N(9) = 171,230 B. N(9) = 1596.43 C. N(9) = 169,390 D. N(9) = 10,890
Find an equation for the described linear function.Through (0, -8) and perpendicular to 
A. f(x) = 
x - 8
B. f(x) = 
x + 8
C. f(x) = -4x - 8
D. f(x) = - 
x - 8