Find the x-intercepts for the parabola defined by the equation below.

y = x2 - 9x + 18

a. (-3, 0) and (-6, 0)

b. (0, -3) and (0, -6)

c. (0, 3) and (0, 6)

d. (3, 0) and (6, 0)

which one?

Question

Find the x-intercepts for the parabola defined by the equation below.

y = x2 - 9x + 18


a. (-3, 0) and (-6, 0)



b. (0, -3) and (0, -6)



c. (0, 3) and (0, 6)



d. (3, 0) and (6, 0)

which one?

igreen · Answer

D

igreen · Answer

@adriannaperezx

anonymous · Answer

thank you so much. I am in summer school and I take these long tests and u just made it easier thank you so much @iGreen

igreen · Answer

No problem. I use https://www.desmos.com/calculator to graph.

igreen · Answer

Just plug in the equations. :D

solomonzelman · Answer

$\normalsize\color{darkgreen}{ \rm   0 = x^2 - 9x + 18  }$
$\normalsize\color{darkgreen}{ \rm    0 = (x-6)(x-3)  }$