Question

Inverse of the function y = 5 – 10x is ______.

विकल्प

• `(5 - x)/10`

• `(x - 5)/10`

• `1/(5 - 10x)`

• `5/(x + 3)`

Answer 1

Inverse of the function y = 5 – 10x is `(5 - x)/10`.

Explanation:

y = 5 – 10x

⇒ `(5 - y)/10`

⇒ `"f"^-1(y) = (5 - y)/10`

⇒ `"f"^-1(x) = (5 - x)/10`