For the function f(x)=(7-8x)^2 find f^-1. Determine whether f^-1 is a function.
Question
Answer:
The inverse off(x) = (7-8x)^2
is ............. f-1(x) = 1/8 *(7 ±sqrt(x))
If we plot this graph We can easily see it is not a function
(Fails the vertical line test)
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10 months ago
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