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Simplifying
3(4n) * 7(6n) = 0
Remove parenthesis around (4n)
3 * 4n * 7(6n) = 0
Remove parenthesis around (6n)
3 * 4n * 7 * 6n = 0
Reorder the terms for easier multiplication:
3 * 4 * 7 * 6n * n = 0
Multiply 3 * 4
12 * 7 * 6n * n = 0
Multiply 12 * 7
84 * 6n * n = 0
Multiply 84 * 6
504n * n = 0
Multiply n * n
504n2 = 0
Solving
504n2 = 0
Solving for variable 'n'.
Move all terms containing n to the left, all other terms to the right.
Divide each side by '504'.
n2 = 0
Simplifying
n2 = 0
Take the square root of each side:
n = {0}
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