If y = ½x + 1 , show by calculation that the graph crosses the x-axis at x= -2

Question

asked Nov 21, 2023 158k views

1 Answer

Vlp · Answer 1 · 2023-11-25T04:54:18+0000

Answer:

Yes, the graph crosses the x-axis at x = -2.

Step-/by-step explanation:

Substitute x = -2 in the equation.

$\sf y =(1)/(2)x + 1\\\\y =(1)/(2)*(-2)+1\\\\y = - 1 + 1\\\\y = 0$

At x-axis, the value of y = 0.

So, the graph crosses the x-axis.