Question 953826


Given {{{f(x)=2(x-1)^2}}}, evaluate:

a) {{{f(-3)}}}

{{{f(-3)=2(-3-1)^2}}}

{{{f(-3)=2(-4)^2}}}

{{{f(-3)=2*16}}}

{{{f(-3)=32}}}


b) {{{f(a+2)}}}


{{{f(a+2)=2(a+2-1)^2}}}

{{{f(a+2)=2(a+1)^2}}}

{{{f(a+2)=2(a^2+2a+1)}}}

{{{f(a+2)=2a^2+4a+2}}}