Find f-1(x) for the following one-to-one function f.f(x) = x3 - 8
A. f-1(x) =
B. f-1(x) = + 8
C. f-1(x) = x3 + 8
D. f-1(x) =
Answer: D
Mathematics
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A. y = x -
B. 4x + 5y = -12
C. 4x - 5y = -12
D. y = x +
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Factor using the formula for the sum or difference of two cubes.8x3 - 1
A. (2x - 1)(4x2 + 1) B. (8x - 1)(x2 + 2x + 1) C. (2x - 1)(4x2 + 2x + 1) D. (2x + 1)(4x2 - 2x + 1)
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Factor completely.36a3b3 + 45a2b2 - 81ab
A. (9ab + 9)(4a2b2 - 9) B. (9a2b2 - 9)(4ab + 9) C. ab(9ab - 9)(4ab + 9) D. ab(9ab + 9)(4ab - 9)
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Find the number of subsets of the set.{x | x is an even number between 17 and 37}
A. 8 B. 36 C. 256 D. 1024
Mathematics