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The function f is defined by f(x) = 2x^2+5. Find f(3a)

The function f is defined by f(x) = 2x^2+5. Find f(3a)
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4 votes
The function f is defined by f(x) = 2x^2+5.
Find f(3a)

asked
User Namespace Sid
by
7.9k points

1 Answer

5 votes
Plug in 3a for x,

2(3a)^2 is 18a^2, then add five

Answer: 18a^2 +5
answered
User Tahir
by
8.4k points
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