The nbsp-maximum nbsp-value nbsp-of nbsp-the nbsp-quadraticfunction nbsp-y-5x2-7x-2 nbsp-is nbsp-710 nbsp-

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$The maximum value of the quadratic function y = - 5 x^{2} + 7 x + 2 is \frac{7}{10}$ .

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The maximum value of the quadratic function y = - 5 x^{2} + 7 x + 2 is \frac{7}{10}

7^{10} \times

7^{8}

{(\frac{1}{7})}^{x}

x = - 1

y = 2

{2 x}^{2} - 3 y + {3 x}^{2} + {5 x}^{2} + 5 x - 7 - 7 x + 2 y

a

y = \frac{a x^{2} - 7 x + 5}{5 x^{2} - 7 x + a}

x \in R

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