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If f (x) = 1/9x - 2, what is f-¹(x)? Help me pls?!?!?!?!??!?!?!?!?

f-¹(x)= 9x + 18
f-¹(x)= 1/9x + 2
f-¹(x)= 9x + 2
f-¹(x)= -2x + 1/9

User FlameDra
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Answer:

A

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User Sayed Mohd Ali
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