SOLUTION: x^2 + 2x -5=0 answer: x= -1 +-sqrt(6) need a break down of how my book got this answer

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Question 184637: x^2 + 2x -5=0


answer: x= -1 +-sqrt(6)

need a break down of how my book got this answer
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!



This one is a candidate for the quadratic formula:



Your coefficients are: , , and , so:



You can do your own arithmetic. But note that

John