Question 27907
All the problem is asking if for you to evaluate the expression for the various numbers (in place of x).
{{{f(x)=x^2-7x+10}}}
{{{f(0)=0^2-7*0+10=10}}} 10 is your answer for a)
{{{f(5)=5^2-7*5+10=0}}} 0 is your answer for b)
...etc