Question

How do you solve the equation `x^2+5x+6=0` by graphing?

Answer 1

`x=-3" or " x=-2`

Explanation:

`"consider the graph of " x^2+5x+6`
graph{x^2+5x+6 [-10, 10, -5, 5]}

`"the solution to " x^2+5x+6=0`

`"are the values of x where the graph crosses the x-axis"`

`rArrx=-3" or " x=-2`