Question

someone please help me graph and solve y=x2+8x+15

Answer 1

first you need to find where it equals 0 by solving the quadratic formula

Answer 2

it factors to what? (x+?)(x+?)

Answer 3

ill give you one (x+3)(x+?)

Answer 4

do you know how to solve for y=0?

Answer 5

Yeah I'm trying to figure it out right now. Thank you for replying by the way

Answer 6

I actually went through another way. I first found the a, b and c but then I plugged them into x=-b/2a and then after I got -4, I plugged it back into the original equation

Answer 7

Now I just don't know what to do cause I'm stuck on 16x-47

Answer 8

=(-b+-Squr(b^2-4ac))/2a

Answer 9

Okay thank you.

Answer 10

Thank you so much. Really. you're a lifesaver

Answer 11

me???

Answer 12

np i guess :') uk how to say thank you tho xD