SOLUTION: what are the x-intercepts of y=2x^2+8+5?

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Question 374502: what are the x-intercepts of y=2x^2+8+5?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi,

what are the x-intercepts: When y = 0

Assuming this is the correct equation:

 0 = 2x^2+8x+ 5

x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+

x+=+%28-8+%2B-+sqrt%2824%29%29%2F%284%29+

x+=+-2+%2B-+sqrt%284%2A6%29%2F%284%29+



x+=+-2+%2B-+sqrt%286%29%2F2+