barrettlayla99 barrettlayla99

02-06-2020
Mathematics

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Which of the following is the maximum value of the equation?

Which of the following is the maximum value of the equation class=

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ronhagrid310 ronhagrid310

02-06-2020

Answer:

y = - x^2 + 2x + 5

= -(x^2 - 2x + 1) + 6

= -(x - 1)^2 + 6

-(x - 1)^2 always smaller or equal to 0

=> y is smaller or equal to 6

=> Option A is correct

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