Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 3 - Section 3.3 - Graphing Linear Functions - Vocabulary, Readiness & Video Check - Page 149: 2



Work Step by Step

We can find the y-intercept of the function $f(x)=mx+b$ by setting x=0. $y=f(0)=m×0+b=b$. Therefore, a linear function crosses the y-axis at the point $(0,f(0))=(0,b)$.
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