(7z+3)(7z+3)(7z+3)=

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Solution for (7z+3)(7z+3)(7z+3)= equation:


Simplifying
(7z + 3)(7z + 3)(7z + 3) = 0

Reorder the terms:
(3 + 7z)(7z + 3)(7z + 3) = 0

Reorder the terms:
(3 + 7z)(3 + 7z)(7z + 3) = 0

Reorder the terms:
(3 + 7z)(3 + 7z)(3 + 7z) = 0

Multiply (3 + 7z) * (3 + 7z)
(3(3 + 7z) + 7z * (3 + 7z))(3 + 7z) = 0
((3 * 3 + 7z * 3) + 7z * (3 + 7z))(3 + 7z) = 0
((9 + 21z) + 7z * (3 + 7z))(3 + 7z) = 0
(9 + 21z + (3 * 7z + 7z * 7z))(3 + 7z) = 0
(9 + 21z + (21z + 49z2))(3 + 7z) = 0

Combine like terms: 21z + 21z = 42z
(9 + 42z + 49z2)(3 + 7z) = 0

Multiply (9 + 42z + 49z2) * (3 + 7z)
(9(3 + 7z) + 42z * (3 + 7z) + 49z2 * (3 + 7z)) = 0
((3 * 9 + 7z * 9) + 42z * (3 + 7z) + 49z2 * (3 + 7z)) = 0
((27 + 63z) + 42z * (3 + 7z) + 49z2 * (3 + 7z)) = 0
(27 + 63z + (3 * 42z + 7z * 42z) + 49z2 * (3 + 7z)) = 0
(27 + 63z + (126z + 294z2) + 49z2 * (3 + 7z)) = 0
(27 + 63z + 126z + 294z2 + (3 * 49z2 + 7z * 49z2)) = 0
(27 + 63z + 126z + 294z2 + (147z2 + 343z3)) = 0

Combine like terms: 63z + 126z = 189z
(27 + 189z + 294z2 + 147z2 + 343z3) = 0

Combine like terms: 294z2 + 147z2 = 441z2
(27 + 189z + 441z2 + 343z3) = 0

Solving
27 + 189z + 441z2 + 343z3 = 0

Solving for variable 'z'.

The solution to this equation could not be determined.

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