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santosh katiyar from narayana vidhyalayam, Nagpur

Subject :IMO Class : Class 7

The value of is ______.

A a^–1 × b
B a × b^–1
C (ab)^–1
D ab

the answer is not given properly

Ans 1:

Shaurya Achar from Greenwood High Bannergattha Road Bangalore Karnataka, Bangalore

Class : Class 7

SANJEEV VARSHNEY from Lotus valley international school, Noida

Class : Class 5