x^2+3x-4=0 - x=-4 and x=1, x^2+13x+36=0 - x=-4 and x=-9, x^2+15x+36=0 - x=-12 and x=-3, x^2+5x-36=0 - x=-9 and x=4, x^2-12x+36=0 - x=4 and x=8, x^2+35x-36=0 - x=-36 and x=1, x^2+3x-10=0 - x=-5 and x=2,

Solving quadratic equations WW

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