(9t^2-t-8)(7t^2+9t-1)=

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Solution for (9t^2-t-8)(7t^2+9t-1)= equation:


Simplifying
(9t2 + -1t + -8)(7t2 + 9t + -1) = 0

Reorder the terms:
(-8 + -1t + 9t2)(7t2 + 9t + -1) = 0

Reorder the terms:
(-8 + -1t + 9t2)(-1 + 9t + 7t2) = 0

Multiply (-8 + -1t + 9t2) * (-1 + 9t + 7t2)
(-8(-1 + 9t + 7t2) + -1t * (-1 + 9t + 7t2) + 9t2 * (-1 + 9t + 7t2)) = 0
((-1 * -8 + 9t * -8 + 7t2 * -8) + -1t * (-1 + 9t + 7t2) + 9t2 * (-1 + 9t + 7t2)) = 0
((8 + -72t + -56t2) + -1t * (-1 + 9t + 7t2) + 9t2 * (-1 + 9t + 7t2)) = 0
(8 + -72t + -56t2 + (-1 * -1t + 9t * -1t + 7t2 * -1t) + 9t2 * (-1 + 9t + 7t2)) = 0
(8 + -72t + -56t2 + (1t + -9t2 + -7t3) + 9t2 * (-1 + 9t + 7t2)) = 0
(8 + -72t + -56t2 + 1t + -9t2 + -7t3 + (-1 * 9t2 + 9t * 9t2 + 7t2 * 9t2)) = 0
(8 + -72t + -56t2 + 1t + -9t2 + -7t3 + (-9t2 + 81t3 + 63t4)) = 0

Reorder the terms:
(8 + -72t + 1t + -56t2 + -9t2 + -9t2 + -7t3 + 81t3 + 63t4) = 0

Combine like terms: -72t + 1t = -71t
(8 + -71t + -56t2 + -9t2 + -9t2 + -7t3 + 81t3 + 63t4) = 0

Combine like terms: -56t2 + -9t2 = -65t2
(8 + -71t + -65t2 + -9t2 + -7t3 + 81t3 + 63t4) = 0

Combine like terms: -65t2 + -9t2 = -74t2
(8 + -71t + -74t2 + -7t3 + 81t3 + 63t4) = 0

Combine like terms: -7t3 + 81t3 = 74t3
(8 + -71t + -74t2 + 74t3 + 63t4) = 0

Solving
8 + -71t + -74t2 + 74t3 + 63t4 = 0

Solving for variable 't'.

The solution to this equation could not be determined.

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