(Can someone please help?)

Find the indicated outputs for
f(x)=3x^2-5x

f(0)=__?

f(-1)=__?

f(2)=__?

if x = 0 then 3(0)^2 - 5(0) = 0

if x = -1 then 3(-1)^2-5(-1) =3*1+5 = 8

if x = 2 then 3(4)-5(2) = 12-10 = 2