SOLUTION: solve by using the quadratic formula x2-4x-8=0

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Question 272909: solve by using the quadratic formula
x2-4x-8=0
Answer by bobdabuildr(27) About Me  (Show Source):
You can put this solution on YOUR website!
quadratic formula x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+
instead of x2 I assume you ment x%5E2
Your a=1 , b=-4 , c=-8
Insert your values and work it out.