Guest

Sir how to find the inverse of the question D1 part 3.

Sir how to find the inverse of the question D1 part 3.

Question Image
Grade:12

1 Answers

Aditya Gupta
2081 Points
5 years ago
to find inverse interchange x and y
so we have
x= ln(y+root(1+y^2))
e^x=y+root(1+y^2)
e^x – y=root(1+y^2)
squaring
e^2x+y^2 – 2ye^x = 1+y^2
or e^2x= 1+2ye^x
or y= inverse of f(x) = (e^x – e^(-x))/2
or f-1(x) = sinhx [hyperbolic sine]

Think You Can Provide A Better Answer ?

ASK QUESTION

Get your questions answered by the expert for free