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

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


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

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

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

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

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

Combine like terms: -9t2 + -9t2 = -18t2
(1t + -18t2 + -8t3 + 81t3 + 72t4) = 0

Combine like terms: -8t3 + 81t3 = 73t3
(1t + -18t2 + 73t3 + 72t4) = 0

Solving
1t + -18t2 + 73t3 + 72t4 = 0

Solving for variable 't'.

Factor out the Greatest Common Factor (GCF), 't'.
t(1 + -18t + 73t2 + 72t3) = 0


Subproblem 1
Set the factor 't' equal to zero and attempt to solve:

Simplifying
t = 0

Solving
t = 0

Move all terms containing t to the left, all other terms to the right.

Simplifying
t = 0

Subproblem 2
Set the factor '(1 + -18t + 73t2 + 72t3)' equal to zero and attempt to solve:

Simplifying
1 + -18t + 73t2 + 72t3 = 0

Solving
1 + -18t + 73t2 + 72t3 = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.
Solution
t = {0}

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