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प्रश्न
Simplify:
(−11)5 × (−11)2
सरल रूप दीजिए
उत्तर
It is known that am × an = am+n, where m and n are integers and a is a non-zero rational number.
(−11)5 × (−11)2
= (−11)5+2
= (−11)7
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