Question

What is the value of the expression below when x=3?

7x^2 - 2x+2

Answer 1

To solve this you can just plug in the value of 3 in the place of x and simplify

`=7(3)^(2) -2(3)+2\\=7(9)-6+2\\=63-6+2\\=27+2\\=29`

I hope I helped you