Use the graph of the function y = - x2 + 2x + 8 to determine the solutions of the quadratic equation 0 = - x2 + 2x + 8. What are the solutions of the quadratic equation 0 = - x2 + 2x + 8? - 4 and 2 - 2 and 8 - 2 and 4 4 and 8

Question

Danna Wolfe

Mathematics

29 March, 05:06

Use the graph of the function y = - x2 + 2x + 8 to determine the solutions of the quadratic equation 0 = - x2 + 2x + 8. What are the solutions of the quadratic equation 0 = - x2 + 2x + 8? - 4 and 2 - 2 and 8 - 2 and 4 4 and 8

+5

Answers (1)

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Jamison Franco · Answer 1

As given in the equation

y=-x^2+2x+8

-x^2+2x+8=0

-x^2+4x-2x+8=0

-x (x-4) - 2 (x-4) = 0

(-x-2) (x-4) = 0

x=4 and x=-2

So, option C is correct, the - 2 and 4 is the solution of this equation.