Question 123304
The given function is:


f(x) = {{{3x^2 + 2x - 7}}}


we need to find f(30)... Plug in x = 30 in the above function.


f(30) = {{{3(30)^2 + 2(30) - 7}}} 


f(30) = {{{3 * 900 + 60 - 7}}} 


f(30) = {{{2700 + 60 - 7}}} 


f(30) = 2760 - 7 


f(30) = 2763 


Hence the solution...