Let f and g be linear functions with equations f(x) = m1x + b1 and  g(x ) = m2x +b2. Is f ° g also a linearfunction? If so, what is the slope of its graph?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter8: Linear Functions
Section8.7: Function Notation
Problem 2E
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Let f and g be linear functions with equations

f(x) = m1x + b1 
and  g(x ) = m2x +b2. Is f ° g also a linear
function? If so, what is the slope of its graph?

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