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( a^(2) + sqrt( a^(2) - 1))^(4) + (a^(2)...

` ( a^(2) + sqrt( a^(2) - 1))^(4) + (a^(2) - sqrt(a^(2) - 1))^(4)` का मान ज्ञात कीजिए।

लिखित उत्तर

Verified by Experts

The correct Answer is:
` 2 a^(8) + 12 a^(6) - 10 a^(4) - 4 a ^(2) + 2 `
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