Find the inverse of the function. y = -3/x+4 a) x = 4y-3/y b) y = 4x/3 c) y = x-3/x d) y = -4x-3/x

asked Aug 4, 2021 2.5k views

1 vote

Find the inverse of the function.

y = -3/x+4

a) x = 4y-3/y
b) y = 4x/3
c) y = x-3/x
d) y = -4x-3/x

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6 votes

$f(x) = (ax + b)/(cx + d) \\ {f}^( - 1)(x) = ( - dx + b)/(cx - a) \\ \\ y = (0x - 3)/(x + 4) \\ {y}^( - 1) = ( - 4x - 3)/(x)$

so the answer is D

Wu Wei answered Aug 7, 2021

6.1k points

3 votes

D is the answer I believe

Ekochergin answered Aug 8, 2021

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