Question

Can someone help me solve this math problem, please? Thanks.

Answer 1

`f(x)=(1)/(2)x^(2)+3x`

`4f(x)=4((1)/(2)x^(2)+3x)`

`4f(x)=(4)/(2)x^(2)+(4)(3x)`

`4f(x)=2x^(2)+12x`