Find the maximum or minimum value of y = 3x² + 7x + 9 by completing the squares state the value of x at which the function is maximum or minimum.

Daniel Olsen asked Oct 20, 2022

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Daniel Olsen asked Oct 20, 2022

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20 votes

Answer:

The minimum is 59/12

Explanation:

you should calculate the -b/2a = -7/6

you should put -7/6 in the x variable

Tor Norbye answered Oct 27, 2022

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