Mathematics · Relations and Functions
Let f : R - {3/5} → R be defined by f(x) = 3x + 25x - 3. Then:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1f-1(x) = 119 f(x)
- 2(f o f)(x) = -x
- 3f-1(x) = -f(x)
- 4f-1(x) = f(x)✓
Correct answer
f-1(x) = f(x)
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