Answer
30
Work Step by Step
If x = 2, then plug 2 into 5(x^{3} - 2).
Use the distributive property.
5 x -2 = -10, so you have 5(x^3)-10
Then plug 2 in for x.
5(2)^3 - 10
Simplify. 2^3 =8, so the first term becomes 40.
40-10
Solve.
30
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 1 - Test - Page 96: 30
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