# If #f(x/(x+1))=(x-1)^2#, what is #f(3)#?

##### 2 Answers

Jun 4, 2018

#### Explanation:

Given that,

We require the value of

Clearly the **corresponding**

Subst.ing

**Enjoy Maths.!**

Jun 4, 2018

#### Explanation:

We are looking for what value of

#x/(x+ 1) = 3#

Solve the equation:

#x = 3x + 3#

#-2x = 3#

#x =-3/2#

Now simply plug

#f(3) = (-3/2 - 1)^2 = 25/4#