Factor using the formula for the sum or difference of two cubes.125x3 + 8
A. (5x - 2)(25x2 + 10x + 4)
B. (5x + 2)(25x2 - 10x + 4)
C. (5x + 2)(25x2 + 4)
D. (5x + 2)(25x2 + 10x + 4)
Answer: B
Mathematics
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Solve the problem.Consider the following simplified digital photograph that has a 3 × 3 grid with four gray levels numbered from 0 to 3. It shows a letter Y in white on a black background.Let A be the 3 × 3 matrix that represents this figure digitally. Find the matrix A.
A.
B.
C.
D.
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Find the product.
A. Undefined
B.
C.
D.
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Combine like terms.-3m2 + 2m2 + 5m2 + 6m2
A. Can't be simplified B. 10m8 C. 20m D. 10m2
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Find the common ratio for the geometric sequence.6, -2.4, 0.96, -0.384, . . .
A. -2.4 B. -0.4 C. -4 D. -0.04
Mathematics