Write the fraction in lowest terms. See Example 2.EXAMPLE 2 Simplify each fraction (write...

Write the fraction in lowest terms. See Example 2.

EXAMPLE 2 Simplify each fraction (write it in lowest terms).

a.

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b.

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c.

Solution

a. Write the numerator and the denominator as products of primes; then apply the fundamental principle to the common factor 7.

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b.

There are no common factors other than 1, so is already in simplest form.

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c.