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Answer:

The multiplicative inverse of a number is defined as a number which when multiplied by the original number gives the product as 1. The multiplicative inverse of 'a' is denoted by a-1 or 1/a. ... Dividing a number by itself is equivalent to multiplying it by its multiplicative inverse . Hence, 5 ÷ 5 = 5 × 1/5 = 1.

Step-by-step explanation:

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Answer:

it's -17/11

Step-by-step explanation:

A multiplicative inverse or reciprocal for a number a, denoted by 1/a or a⁻¹, is a number which when multiplied by a gives the multiplicative identity, 1. The multiplicative inverse of a fraction a/b is b/a.

Here it's -11/17 x -17/11 =1