SOLUTION: how do you solve this equation for a b and c using the quadratic formula x^2 - 4x -7 = 0 thanks for any help

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Question 450731: how do you solve this equation for a b and c using the quadratic formula
x^2 - 4x -7 = 0
thanks for any help
Answer by richard1234(5390) About Me  (Show Source):
You can put this solution on YOUR website!
Note that if the quadratic equation is in the form

, then



Simply equate the coefficients. Here, a = 1, b = -4, and c = -7, because the x^2 coefficient is 1, etc. Then replace them into the quadratic formula to find the two possible values of x.