The function f is one-to-one. Find its inverse.f(x) = 8x2 + 5, x ? 0

A. f-1(x) = 
B. f-1(x) = -  
C. f-1(x) =  
D. f-1(x) = 


Answer: C

Mathematics

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Factor.175x2 + 560xy + 448y2

A. (35x + 56y)(5x + 8y) B. 7(5x - 8y)(5x + 8y) C. 7(25x2 + 80xy + 64y) D. 7(5x + 8y)2

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Determine whether S defines a function.S = {(-2, -9), (1, 9), (5, 2), (8, -5), (11, -7)}

A. No B. Yes

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Use the table to determine if f is one-to-one. If so, use the table for f(x) to find a table for f-1(x).

A. Not a one-to-one function
B.
C.
D.

Mathematics