### Home > CAAC > Chapter 14 > Lesson 14.2.1.4 > Problem 2-55

2-55.

For the function

*f(x)*=find the value of each expression below. Homework Help ✎ *f*(1)*f*(9)*f*(4)*f*(0)What value of

*x*makes*f*(*x*) = 6?

Substitute 1 for *x*.

*f*(1) = 1

The square root of a negative number is undefined.

Substitute 6 for *f*(*x*).

Square both sides.

36 = 3*x* − 2

Solve for *x*.