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Mathematics for IGCSE & O level - Functions (Section 3 - No. 43)

If f(x) = 5x - 5, what is the inverse function, f⁻¹(x) equal to?
(x - 5) / 5
(x + 5) / 5
5x + 5
-5x+5

Penjelasan

Solving for the inverse function step by step

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