-1/2*3.28*t^2+4.51t+3281+0

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Solution for -1/2*3.28*t^2+4.51t+3281+0 equation: 


t in (-oo:+oo)

3.28*(-1/2)*t^2+4.51*t+0+3281 = 0

3.28*(-1/2)*t^2+4.51*t+3281 = 0

4.51*t-1.64*t^2+3281 = 0

DELTA = 4.51^2-(-1.64*4*3281)

DELTA = 4.51^2+21523.36

DELTA = 21543.7001

DELTA > 0

t = ((4.51^2+21523.36)^(1/2)-4.51)/(-1.64*2) or t = (-(4.51^2+21523.36)^(1/2)-4.51)/(-1.64*2)

t = -0.30487805*((4.51^2+21523.36)^(1/2)-4.51) or t = 0.30487805*((4.51^2+21523.36)^(1/2)+4.51)

t in { -0.30487805*((4.51^2+21523.36)^(1/2)-4.51), 0.30487805*((4.51^2+21523.36)^(1/2)+4.51) }

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