Question 74080
a)
{{{f(x)=x^2-7x +10}}}
{{{f(0)=(0)^2-7(0) +10}}}When you evaluate f(0) just plug in 0 in for every x.
{{{f(0)=10}}}


b)
{{{f(x)=x^2-7x +10}}}
{{{f(5)=5^2-7(5) +10}}}When you evaluate f(5) just plug in 0 in for every x.
{{{f(5)=25-35 +10}}}
{{{f(5)=-10 +10}}}
{{{f(5)=0}}}


c)
{{{f(x)=x^2-7x +10}}}
{{{f(-2)=(-2)^2-7(-2) +10}}}When you evaluate f(-2) just plug in 0 in for every x.
{{{f(-2)=4-(-14) +10}}}
{{{f(-2)=4+14 +10}}}
{{{f(-2)=28}}}