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Question
One (1) is ______
Options
the identity for addition of rational numbers.
the identity for subtraction of rational numbers.
the identity for multiplication of rational numbers.
the identity for division of rational numbers.
Solution
One (1) is the identity for multiplication of rational numbers.
Explanation:
One (1) is the identity for multiplication of rational numbers.
That means, If a is a rational number.
Then, a – 1 = 1 – a = a
Notes
One (1) is the multiplication identity for integers and whole number also.
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