What is the value of 7x squared + 2x when x = 3

Question

asked Mar 8, 2021 51.3k views

1 Answer

Ted Shaneyfelt · Answer 1 · 2021-03-14T04:50:06+0000

Answer:

The value of equation is 69 at x=3

Explanation:

Given Equation:

7x^2+2x

We have to find the value of the expression at x=3

Putting the value of 'x' in the given equation.

=
$7(3)^2+2(3)\\$

=
$(7*9)+6\\63+6\\69$

The value of the above expression at x=3 is 69.