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scoundrel [369]
3 years ago
10

The function f is defined by f(x)=x^2-5 find f(2y)

Mathematics
1 answer:
Anuta_ua [19.1K]3 years ago
4 0
\bf f(x)=x^2-5\qquad \qquad f(2y)=(2y)^2-5\implies f(2y)(2^2y^2)-5
\\\\\\
f(2y)=4y^2-5
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