Factor the special products, which are the sum or difference of two perfect cubes.125a3 - 64b3
A. (5a - 4b)(25a2 + 16b2)
B. (5a - 4b)(25a2 + 20ab + 16b2)
C. (125a - 4b)(a2 + 20ab + 16b2)
D. (5a + 4b2)(25a2 - 20ab + 16b2)
Answer: B
Mathematics
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A. 
saddle point; 
saddle point
B. 
local maximum
C. 
local maximum; 
local minimum
D. 
local minimum; 
saddle point; 
saddle point; 
local maximum
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Use the graph of the polynomial function f(x) to solve f(x) = 0.
A. -2, 1, 3 B. 1, 2, 3 C. -3, 2 D. -3, -1, 2
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Graph.3x + 4y = -20
A. 
B. 
C. 
D. 
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Find the sum.-5.7 + (-1.7) + 10.2
A. -2.8 B. -17.6 C. 6.2 D. 2.8
Mathematics