Question

What is the inverse of f(x) = 2x − 8?

Answer 1

for the inverse you write problem as

y = 2x - 8 isolate the x

what do you get ??

Answer 2

4

Answer 3

y+8 = 2x
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2 2

Answer 4

so

x = y+8/2, now change the y and the x and the inverse

y=x+8/2