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Given w (x) = x² + 4x − 3 and z (x) = x + 5 what is the value of w (z (7))
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4 votes
Given

w (x) = x² + 4x − 3
and
z (x) = x + 5
what is the value of
w (z (7))

User Vikas Mulaje
by
8.2k points

1 Answer

5 votes

Answer:


w(z(7))=189

Explanation:


z(7)=7+5=12 \\ \\ w(z(7))=w(12)=12^2+4(12)-3=189

User JUlinder
by
8.0k points
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