Math, asked by kb24x7, 6 months ago

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Answered by hpoulami120

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$f(x) = - 2x^{2} - 12x + c \\ f( - 5) = - 2( - 5)^{2} - 12 \times ( - 5) + c \\ = - 50 + 60 + c \\ \\ 10 + c = - 2 \\ c = - 12$

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