Answer:
f(2)=16
Step-by-step explanation:
f(x) = 3x^2 - x +6 If you notice what the 2 is replacing in f(2) then replace it in the equation:
f(2) = 3(2)^2 -2 +6 Use the order of operations to solve (PEMDAS)
f(2) = 3(4) - 2 + 6
f(2) = 12 - 2 + 6
f(2) = 12 + 4
f(2) = 16