College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter 2 - Functions and Graphs - Exercise Set 2.1 - Page 224: 31

Answer

a) h(2)=13 b) h(-1)=1 c) h(-x)=x$^4$-x$^2$+1 d) h(3a)=81a$^4$-9a$^2$+1

Work Step by Step

a.) h(2)=(2)$^4$-(2)$^2$+1 h(2)=16-4+1 h(2)=13 b.) h(-1)=(-1)$^4$-(-1)$^2$+1 h(-1)=1-1+1 h(-1)=1 c.) h(-x)=(-x)$^4$-(-x)$^2$+1 h(-x)=x$^4$-x$^2$+1 d.) h(3a)=(3a)$^4$-(3a)$^2$+1 h(3a)=81a$^4$-9a$^2$+1
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