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How do I do number 6?

How do I do number 6?-example-1

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2 x^(2) +4x -48 = 0 \\ \\ 2( x^(2) +2x-24) = 0 \\ \\ 2(x+6)(x-4)=0 \\ \\ x_1 = -6 \\ x_2 = +4
User Ettore Rizza
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