1.

Evaluate:(i) (−1)×(−1)×(−1)×......60 times.(ii) (−1)×(−1)×(−1)×(−1)×.....75 times.

Answer» Evaluate:

(i) (1)×(1)×(1)×......60 times.

(ii) (1)×(1)×(1)×(1)×.....75 times.


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