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Let f: R → R be the function defined by f (x) = 2x – 3, ∀ x ∈ R. write f^–1 .

 Let f: R → R be the function defined by f (x) = 2x – 3, ∀ x ∈ R. write f^–1 . 

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5965 Points
one year ago
Dear Student

Given function,
f (x) = 2x – 3,∀x∈R
y = 2x–3
x = (y + 3)/ 2
Thus,
f^-1(x) = (x + 3)/ 2

Thanks

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