The multiplicative inverse is also known as the reciprocal. The multiplicative inverse of a number "x" can be expressed as 1/x. In the case of a fraction, exchange numerator and denominator to get the multiplicative inverse.
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The inverse operation of addition is subtraction. The inverse multiplication by a number other than 0 is division. Multiplication by 0 does not have an inverse operation.
Division by a number is the inverse operation to multiplication by the number (and vice versa).
Does the pseudo complex number 3+t have multiplication inverse
Division is the inverse operation to multiplication. Division by a number (other than zero) is the same as multiplication by its reciprocal.
the inverse of addition is subtraction and the inverse of multiplication is division. Of course, multiplication is just repeated addition so division is just repeated subtraction!