#### Answer

Q(4)=79

#### Work Step by Step

Q(4)=5$x^{2}$-1
Q(4)=5*$4^{2}$-1
Q(4)=5*16-1
Q(4)=80-1= 79

Published by
Pearson

ISBN 10:
0321726391

ISBN 13:
978-0-32172-639-1

Q(4)=79

Q(4)=5$x^{2}$-1
Q(4)=5*$4^{2}$-1
Q(4)=5*16-1
Q(4)=80-1= 79

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