saigewillis saigewillis

11-01-2019
Mathematics

contestada

The functions u and w are defined as follows.
u(x) = 2x - 1
w(x) = - 2x^2 - 2
Find the value of w(u(2))

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chloe8668 chloe8668

11-01-2019

Answer:16
w(u(2))
= - 2(2×2 - 1 )^2 - 2
= - 2(4 - 1 )^2 - 2
=-2(3)^2-2
=2×9-2
=18-2
=16

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