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Question

For the following if the function is one to one, find the formula for the inverse and show all work.

 

f(x)=5x+8

 

 

Answer 1

For the following if the function is one to one, find the formula for the inverse and show all work.

f(x)=5x+8

 

y = 5x + 8

 

Change the x to y and the y to x

 

x = 5y + 8

 

Solve for y.

 

The new equation will be the inverse of f(x), f^-1(x).

 

Let me know what you got in the comments and I'll let you know if it's right.