### Home > CALC > Chapter 7 > Lesson 7.4.3 > Problem 7-198

7-198.

Find

*a*and*b*so that*f*(*x*) below is continuous*and*differentiable at*x*= 1. Homework Help ✎

Write and solve a system of equations, each evaluated at *x* = 1. The first equation will equate the two pieces of *f*(*x*).

The second equation will equate the two pieces of *f* '(*x*).