Answer:
b. 3 = 3/1
c. -4 = -4/1
Explanation:
An integer can be written as a rational number with a denominator of 1. The denominator can be anything else, too, in which case the numerator must be multiplied by that same value.
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b. 3 = 3/1 = 6/2 = 27/9
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c. -4 = -4/1 = 8/-2 = -12/3