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प्रश्न
Compute:
`(-5)^4xx(-5)^6÷(-5)^9`
योग
उत्तर
`(-5)^4xx(-5)^6÷(-5)^9`
= `(-5)^4/1 xx (-5)^6/1 xx 1/(-5)^9`
= `(-5)^10/(-5)^9 = (-5)^{10 - 9} = -5`
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