Basic Math & Pre-Algebra For Dummies
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In algebra, composite numbers can be broken into prime numbers by prime factorization. You can solve for prime factors without a calculator or list of primes. This video shows how to use prime factorization to turn composite numbers into prime numbers.

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Mark Zegarelli is a math and test prep tutor and instructor. He is the author of Basic Math & Pre-Algebra For Dummies, SAT Math For Dummies, ACT Math For Dummies, Logic For Dummies, and Calculus II For Dummies.

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