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What is the minimum value of 5x^2-20x+1357+x^2-4x?

 Oct 5, 2021
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y = 5x^2-20x+1357+x^2-4x =

y = 6x^2 - 24x + 1357               will have a minimum value (y) at th4e 'x' value given by   -b /2a    = 24/12 = 2

 

Use this value of x in the equation to find the minimum value = 1333

 Oct 5, 2021

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