Question

F(x)=3x²-4x найдите f(2)

Answer 1

F(х)=F'(x)=(3x²-4x)'=6х-4
f(2)=6×2-4=8

Answer 2

To find the value of F(x) = 3x² - 4x at x = 2, you need to substitute x = 2 into the function:

F(2) = 3(2)² - 4(2)

Now, calculate:

F(2) = 3(4) - 8 F(2) = 12 - 8 F(2) = 4

So, F(2) = 4.