SOLUTION: x2+6x-1=0

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Question 995123: x2+6x-1=0
Answer by ikleyn(52784) About Me  (Show Source):
You can put this solution on YOUR website!
.
x%5E2+%2B+6x+-+1 = 0.

Apply the quadratic formula

x%5B1%2C2%5D = %28-6+%2B-+sqrt%286%5E2+-+4%2A1%2A%28-1%29%29%29%2F2 = %28-6+%2B-+sqrt%2840%29%29%2F2 = -3+%2B-+2%2Asqrt%2810%29.

Answer.  The roots are  -3+%2B+2%2Asqrt%2810%29  and  -3+-+2%2Asqrt%2810%29.