t=-t2+30t-216

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Solution for t=-t2+30t-216 equation: 



t=-t2+30t-216

We move all terms to the left:

t-(-t2+30t-216)=0

We add all the numbers together, and all the variables

-(-1t^2+30t-216)+t=0

We get rid of parentheses

1t^2-30t+t+216=0

We add all the numbers together, and all the variables

t^2-29t+216=0

a = 1; b = -29; c = +216;
Δ = b2-4ac
Δ = -292-4·1·216
Δ = -23
Delta is less than zero, so there is no solution for the equation

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