Question

x^2+4x-6=0

Answer 1

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Answer 2

quadratic formula

Answer 3

or complete the square ;)

Answer 4

((x+2)^2) -10

Answer 5

y = x^2+4x-6

y = (x^2+4x+4)-4-6

y = (x+2)^2 -10 ; very good ;)

Answer 6

x = -2 +- sqrt(10)