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F(3)=? f(x)=2x^2+x+7

F(3)=? f(x)=2x^2+x+7
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19 votes
F(3)=?

f(x)=2x^2+x+7

User Jameel Mohammed
by
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2 Answers

11 votes
F(3)=?

f(x)=2x^2+x+7

This simply means where you see x substitute it for 3

F(3) = 2(3^2) + 3 + 7
= 2(9) + 3 + 7
= 18 + 3 + 7
= 28

Therefore F(3) = 28
User Sven Dhaens
by
8.1k points
8 votes
The answer would be 28
User Mireille
by
8.9k points
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