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Re-write the quadratic function below in standard form

Re-write the quadratic function below in standard form-example-1
User Ian Durkan
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Answer:


y = - (x - 4)(x - 7)


y = - ( {x}^(2) - 11x + 28)


y = - ( {x}^(2) - 11x + (121)/(4) + (7)/(4))


y = - {(x - (11)/(2) })^(2) - (7)/(4)


y = - {(x - 5.5)}^(2) - 1.75

User Fssilva
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