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Earn +20 ptsQ: Does the set of rational numbers have multiplicative identity?
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Does the set of rational numbers have a multiplicative identity?
Yes, it is 1.
Does the set of rational numbers have a multiplicative inverse?
Yes, and for any non-zero rational x, the multiplicative inverse is 1/x.
What is the multicative identity of -3?
-3 does not have a multiplicative identity in the set of real numbers.
Why dividing fraction by 1 equals the fraction?
Dividing any number by 1 equals the number you started with.
Does the set of rational numbers have an additive identity?
Yes, it does.
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