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What real value of  produces the smallest value of the quadratic t^2 - 9t - 36 + 7t - 20?

 Jun 15, 2021

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 #1
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t^2 -2t -56         will have a minimum value at   t = - b/2a         where a = 1  and b = -2       you can finish....

 

(the minumum value produced will be found by sub'ing into the equation  the value of 't found above)

 Jun 15, 2021
 #1
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+1
Best Answer

t^2 -2t -56         will have a minimum value at   t = - b/2a         where a = 1  and b = -2       you can finish....

 

(the minumum value produced will be found by sub'ing into the equation  the value of 't found above)

Guest Jun 15, 2021

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