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Mathematics, 02.07.2019 08:30 20171303

1. what is the vertex form of the equation? y=-x^{2} +12x-4 2. what is the expression in factored form? 2x^{2} +16x+24 3. use the quadratic formula to solve the equation. x^{2} -7x-6=0 4. simplify the expression. (-2i)(8i)

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