Question 97957
find the Maximum or Minimum of this equation? f(t)=8t^2+16t+113
It graphs as a parabola opening upward so it has a minimum
at t=-b/2a = -16/(16) = -1
Then f(-1) = 8(-1)^2+16(-1)+113 = 8 -16 +113 = 105
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Minimum at (-1,105)
{{{graph(400,300,-10,10,-10,150,8x^2+16x+113)}}}
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Cheers,
Stan H.