7x^7-42x^5=0

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Solution for 7x^7-42x^5=0 equation:


Simplifying
7x7 + -42x5 = 0

Reorder the terms:
-42x5 + 7x7 = 0

Solving
-42x5 + 7x7 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '7x5'.
7x5(-6 + x2) = 0

Ignore the factor 7.

Subproblem 1

Set the factor 'x5' equal to zero and attempt to solve: Simplifying x5 = 0 Solving x5 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x5 = 0 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 '(-6 + x2)' equal to zero and attempt to solve: Simplifying -6 + x2 = 0 Solving -6 + x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + x2 = 0 + 6 Combine like terms: -6 + 6 = 0 0 + x2 = 0 + 6 x2 = 0 + 6 Combine like terms: 0 + 6 = 6 x2 = 6 Simplifying x2 = 6 Take the square root of each side: x = {-2.449489743, 2.449489743}

Solution

x = {-2.449489743, 2.449489743}

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