SOLUTION: Solve the equation by using the quadratic formula. 2a^2-3a-2=0

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Question 80575: Solve the equation by using the quadratic formula.
2a^2-3a-2=0
Answer by sofiyacherni(99) About Me  (Show Source):
You can put this solution on YOUR website!
the quadratic formula is x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+
from your equation a=2 b=-3 c=-2, substitute these values in the formula
%283%2B-sqrt%289%2B16%29%29%2F4=%283%2B-sqrt%2825%29%29%2F4=%283%2B-+5%29%2F4
x=%283%2B5%29%2F4=2 or x=%283-5%29%2F4=-1%2F2