Question

Question 2 of 10
Find f(3) if f(x)=x^3+2x²-x-1

Answer 1

IN THE PLACE OF X PLUG IN 3 AND SIMPLIFY

`f(3) = ({3})^(3) + 2( {3})^(2) - (3) - 1 \\ f(3) = 27 + 2(9) - 3 - 1 \\ f(3) = 27 + 18 - 4 \\ f(3) = 45 - 4 \\ f(3) = 41`

ATTACHED IS THE SOLUTION.