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What is a multiplicative inverses?

Updated: 2/16/2022
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Wiki User

7y ago

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The multiplicative inverse for the number x is the number 1/x, such that their product is 1. The name for a multiplicative inverse is the reciprocal (opposite).

The multiplicative inverse of a fraction is found by making the numerator the denominator and the denomination the numerator, such that the reciprocal of 3/4 would be 4/3. You are simply "flipping the fraction over."

Dividing by a fraction is the same as multiplying by its inverse, or reciprocal.

Example: 6 divided by 2/3 = 6 times 3/2 = 18/2 = 9

so that are 9 two-thirds sections in 6 wholes.

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Jaunita Donnelly

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2y ago
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11y ago

the multiplicative inverse of any number is 1

* * * * *

That is NOT the multiplicative inverse. The multiplicative inverse of any non-zero number x, is the number y such that x*y = 1 = y*x

y = x-1 or 1/x

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8y ago

It's an incorrect spelling of "multiplicative inverse". Two numbers are multiplicative inverses of one another if their product is 1.

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