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प्रश्न
`(-2)^31 xx (-2)^13 = (-2)^-`.
रिकाम्या जागा भरा
उत्तर
(–2)31 × (–2)13 = `(-2)^bb(underline44)`.
Explanation:
Here, (–2)31 × (–2)13 = (–2)31+13 ......[∵ am × an = am+n]
= (–2)44
∴ (–2)31 × (–2)13 = (–2)44
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