SOLUTION: Solve the following quadratic equations by using quadratic formula. 2.1y^2-3.5y=4 a(a+2)=-1 6x^2+5x-4=3x-2 4x^2-14x-27=3

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Question 61749: Solve the following quadratic equations by using quadratic formula.
2.1y^2-3.5y=4
a(a+2)=-1
6x^2+5x-4=3x-2
4x^2-14x-27=3
Answer by hotrodd(18) About Me  (Show Source):
You can put this solution on YOUR website!
about 4.408 and -.908
-1
about .434 and -.768
5 and -1.5