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What is the sum of the squares of the coefficients of 4(x^4+3x^2+1)?

 Jan 4, 2020
 #1
avatar+42 
+2

Uhhh, expanding we get 4x^4+12x^2+4. Thus, the coefficients are 4, 12, and 4. 4^2+12^2+4^2=176. (Tell me if I am misinterpreting the question. I am unsure if this is what you are looking for.)

 Jan 4, 2020
 #2
avatar+203 
+7

you are exactly correct, thanks!

 Jan 4, 2020

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