2t^2+5t-3=0
(2t-1)(t+3)=0
2t-1=0 and t+3=0
t=.5 and t=-3
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The Quadratic formula in mathematics is used to solve quadratic equations in algebra. The simplest way to solve these equations is to set each of the factors to zero and then solve each factor separately.
josh hutcherson
Factor it! Set each equal to zero! Solve
If you already know that x = -3 and y = 5 what linear equations are you wanting to solve?
x^2 -8x-4=0 x=[8±√(64+16)]/2 x=(8±4√5)/2 x=4±2√5