Factorization in math is also known as expanding. We often see factorization when trying to expand two sets of parenthesis to solve for two different variables.
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The factors of 15 are: 1 3 5 15.
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A factor of a number is any number that will divide evenly into that number. For example, the factors of 20 are 1, 2, 4, 5, 10, and 20.
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To find the factors of 45, divide 45 by any number and if ity goes in evenly, that would be a factor. The factors of 45 are 1 and 45, 3 and 15 and 5 and 9.
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