Question

solve quadratic equation xsqure +4ix-4=0

Answer 1

the positive and negative get canceled and gives zero

Answer 2

${x}^{2} + 4x +4 \\ \\ {x }^{2} - 2x - 2x + 4 \\ \\ x(x - 2)) - 2(x - 2) \\ \\ (x - 2)(x - 2)$
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