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What is the minimum value of 5x^2 - 20x + 1357 - 80x + 415?

 Apr 18, 2021
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5x^2 - 20x + 1357 - 80x + 415 = 0

5x2 -100x + 1772 = 0        Bowl shaped parabola ...  minumum value of the function will occur at the x value = - b/2a =  - -100/10 = 10

                                               use this value of 'x' in the equation to compute the minimum value of the fxn.

 Apr 18, 2021

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