(5t^2-t-4)(4t^2+5t-1)=

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Solution for (5t^2-t-4)(4t^2+5t-1)= equation:


Simplifying
(5t2 + -1t + -4)(4t2 + 5t + -1) = 0

Reorder the terms:
(-4 + -1t + 5t2)(4t2 + 5t + -1) = 0

Reorder the terms:
(-4 + -1t + 5t2)(-1 + 5t + 4t2) = 0

Multiply (-4 + -1t + 5t2) * (-1 + 5t + 4t2)
(-4(-1 + 5t + 4t2) + -1t * (-1 + 5t + 4t2) + 5t2 * (-1 + 5t + 4t2)) = 0
((-1 * -4 + 5t * -4 + 4t2 * -4) + -1t * (-1 + 5t + 4t2) + 5t2 * (-1 + 5t + 4t2)) = 0
((4 + -20t + -16t2) + -1t * (-1 + 5t + 4t2) + 5t2 * (-1 + 5t + 4t2)) = 0
(4 + -20t + -16t2 + (-1 * -1t + 5t * -1t + 4t2 * -1t) + 5t2 * (-1 + 5t + 4t2)) = 0
(4 + -20t + -16t2 + (1t + -5t2 + -4t3) + 5t2 * (-1 + 5t + 4t2)) = 0
(4 + -20t + -16t2 + 1t + -5t2 + -4t3 + (-1 * 5t2 + 5t * 5t2 + 4t2 * 5t2)) = 0
(4 + -20t + -16t2 + 1t + -5t2 + -4t3 + (-5t2 + 25t3 + 20t4)) = 0

Reorder the terms:
(4 + -20t + 1t + -16t2 + -5t2 + -5t2 + -4t3 + 25t3 + 20t4) = 0

Combine like terms: -20t + 1t = -19t
(4 + -19t + -16t2 + -5t2 + -5t2 + -4t3 + 25t3 + 20t4) = 0

Combine like terms: -16t2 + -5t2 = -21t2
(4 + -19t + -21t2 + -5t2 + -4t3 + 25t3 + 20t4) = 0

Combine like terms: -21t2 + -5t2 = -26t2
(4 + -19t + -26t2 + -4t3 + 25t3 + 20t4) = 0

Combine like terms: -4t3 + 25t3 = 21t3
(4 + -19t + -26t2 + 21t3 + 20t4) = 0

Solving
4 + -19t + -26t2 + 21t3 + 20t4 = 0

Solving for variable 't'.

The solution to this equation could not be determined.

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