Move your mouse over the "Answer" to reveal the answer or click on the "Complete Solution" link to reveal all of the steps required to factor out the greatest common factor.

Factor: 36x^{4} – 42x^{2} |
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Factor: 15x^{3}y^{2} – 20x^{2}y^{3} + 12x^{4}y |
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Factor: 4x^{5} – 8x^{4} – 4x^{3} |
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Factor: 18x^{4}y^{5} + 36x^{3}y^{7} |
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Factor: 6x^{5} – 15x^{4} – 21x^{3} + 27x^{2} |
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Factor: 15x^{3}y^{2} – 10xy |