(y^3+7)(y^3-7)=

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Solution for (y^3+7)(y^3-7)= equation:


Simplifying
(y3 + 7)(y3 + -7) = 0

Reorder the terms:
(7 + y3)(y3 + -7) = 0

Reorder the terms:
(7 + y3)(-7 + y3) = 0

Multiply (7 + y3) * (-7 + y3)
(7(-7 + y3) + y3(-7 + y3)) = 0
((-7 * 7 + y3 * 7) + y3(-7 + y3)) = 0
((-49 + 7y3) + y3(-7 + y3)) = 0
(-49 + 7y3 + (-7 * y3 + y3 * y3)) = 0
(-49 + 7y3 + (-7y3 + y6)) = 0

Combine like terms: 7y3 + -7y3 = 0
(-49 + 0 + y6) = 0
(-49 + y6) = 0

Solving
-49 + y6 = 0

Solving for variable 'y'.

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

Add '49' to each side of the equation.
-49 + 49 + y6 = 0 + 49

Combine like terms: -49 + 49 = 0
0 + y6 = 0 + 49
y6 = 0 + 49

Combine like terms: 0 + 49 = 49
y6 = 49

Simplifying
y6 = 49

Reorder the terms:
-49 + y6 = 49 + -49

Combine like terms: 49 + -49 = 0
-49 + y6 = 0

Factor a difference between two squares.
(7 + y3)(-7 + y3) = 0

Subproblem 1

Set the factor '(7 + y3)' equal to zero and attempt to solve: Simplifying 7 + y3 = 0 Solving 7 + y3 = 0 Move all terms containing y to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + y3 = 0 + -7 Combine like terms: 7 + -7 = 0 0 + y3 = 0 + -7 y3 = 0 + -7 Combine like terms: 0 + -7 = -7 y3 = -7 Simplifying y3 = -7 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(-7 + y3)' equal to zero and attempt to solve: Simplifying -7 + y3 = 0 Solving -7 + y3 = 0 Move all terms containing y to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + y3 = 0 + 7 Combine like terms: -7 + 7 = 0 0 + y3 = 0 + 7 y3 = 0 + 7 Combine like terms: 0 + 7 = 7 y3 = 7 Simplifying y3 = 7 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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