Completely factor the polynomial.8x3y - 2x2y2 + 32x2y - 8xy2
A. 2xy(4x - 4)(x + y)
B. 2xy(4x - y)(x + 4)
C. 2xy(4 - y)(x2 + 4)
D. 2x(4x - y)(x + 4y)
Answer: B
Mathematics
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Simplify.
? 
A. -26 B. -25 C. -13 D. 28
Mathematics
Simplify the expression. Use positive exponents. Assume variables represent nonnegative numbers.
A. 2xy B. 2x2y4 C. 2x8y8 D. 2x4y8
Mathematics
Find the linearization L(x) of f(x) at x = a.f(x) = tan x, a = ?
A. L(x) = x - 3? B. L(x) = 3x - ? C. L(x) = x - ? D. L(x) = x + ?
Mathematics
One zero is given. Find all others.P(x) = x3 + 7x2 - 3x - 21; -7
A. -
, -
, -
, -
B. -
, -
, -3
C. -
, 
D. -3, 3
Mathematics