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sertanlavr [38]
3 years ago
14

I’ll give brainliest to first answer

Mathematics
1 answer:
Kay [80]3 years ago
8 0

Answer:

f^-1 (9) = 7 equals f = 9/7

Step-by-step explanation:

f^-1 x 9 = 7, f ≠ 0

1/f x 9 = 7

9/f = 7

9 = 7f

7f = 9

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