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Basile [38]
3 years ago
9

Let f(x)=2x-6. Solve f^-1(x) when x=2 -5 4 -2 7

Mathematics
1 answer:
ladessa [460]3 years ago
6 0

Answer:

4.

Step-by-step explanation:

f^-1(x) is the inverse of f(x). That means that f(x) = 2x - 6 becomes...

x = 2y - 6

2y - 6 = x

2y = x + 6

y = 1/2x + 3.

When x = 2...

y = 1/2(2) + 3

= 1 + 3

= 4.

Hope this helps!

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