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प्रश्न
Evaluate.
(5−1 × 2−1))× 6−1
मूल्यांकन
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उत्तर
(5−1 × 2−1))× 6−1
= `(1/5xx1/2)xx1/6` ...`(a^(-m)=1/a^m)`
= `1/10xx1/6=1/60`
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