Question

Solve this sum plsss urgent ​

Answer 1

1. 1 and -1 are two such rational numbers whose multiplicative inverse is same as they are.

2. absolute value is resembled using the formula : |x|

Here,

`\hookrightarrow \sf |(-3)/(11) |`

`\hookrightarrow \sf (3)/(11)`

final answer: 3/11

3.

`\hookrightarrow \sf (1)/(2) / (3)/(5)`

`\hookrightarrow \sf (1)/(2) * (5)/(3)`

`\hookrightarrow \sf (5)/(6)`

4.

Associative property can only be used with addition and multiplication