SOLUTION: f(x)=2x^2+x What is f(x+3)? Is it 2x^2+x+21? Thank you!

SOLUTION: f(x)=2x^2+x What is f(x+3)? Is it 2x^2+x+21? Thank you!

Algebra.Com

Question 780199: f(x)=2x^2+x
What is f(x+3)?
Is it 2x^2+x+21?
Thank you!
Answer by MathTherapy(10555) (Show Source): You can put this solution on YOUR website!

f(x)=2x^2+x
What is f(x+3)?
Is it 2x^2+x+21?
Thank you!

......Different from yours.
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