Simplify the expression. Assume that all variables are positive when they appear.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Use synthetic division to divide.(x4 + 256) ÷ (x - 4)
A. x3 - 4x2 + 16x - 64 + 
B. x3 + 4x2 + 16x + 64 + 
C. x3 + 4x2 + 16x + 64
D. x3 + 4x2 + 16x + 64 + 
Mathematics
Find the limit L for the given function f, the point x0, and the positive number ?. Then find a number ? > 0 such that, for all x, 
f(x) = 
, x0 = -1, ? = 0.4
A. L = 6; ? = 2.32 B. L = j-5; ? = 1.12 C. L = 6; ? = 2.48 D. L = 7; ? = 2.32
Mathematics
Find the reciprocal.6
A. -6
B. 1
C. 
D. 
Mathematics
Factor the polynomial completely.- 639x2 + 63x3 + 648x
A. x(9x - 9)(7x - 8) B. prime C. 9x(x - 9)(7x - 8) D. 9x(x + 9)(7x + 8)
Mathematics