(y^2-7)(4y^2-9y+8)=

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Solution for (y^2-7)(4y^2-9y+8)= equation: 


Simplifying
(y2 + -7)(4y2 + -9y + 8) = 0

Reorder the terms:
(-7 + y2)(4y2 + -9y + 8) = 0

Reorder the terms:
(-7 + y2)(8 + -9y + 4y2) = 0

Multiply (-7 + y2) * (8 + -9y + 4y2)
(-7(8 + -9y + 4y2) + y2(8 + -9y + 4y2)) = 0
((8 * -7 + -9y * -7 + 4y2 * -7) + y2(8 + -9y + 4y2)) = 0
((-56 + 63y + -28y2) + y2(8 + -9y + 4y2)) = 0
(-56 + 63y + -28y2 + (8 * y2 + -9y * y2 + 4y2 * y2)) = 0
(-56 + 63y + -28y2 + (8y2 + -9y3 + 4y4)) = 0

Combine like terms: -28y2 + 8y2 = -20y2
(-56 + 63y + -20y2 + -9y3 + 4y4) = 0

Solving
-56 + 63y + -20y2 + -9y3 + 4y4 = 0

Solving for variable 'y'.

The solution to this equation could not be determined.

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