1.

निम्न का मान ज्ञात कीजिए - (i) ` ( x + y ) ^ 6 + ( x- y ) ^6 ` (ii) ` ( sqrt 2 + 1 ) ^ 5 + ( sqrt2 - 1 ) ^ 5` (iii) ` (sqrt3 + 1 ) ^7 - ( sqrt3 - 1 ) ^ 7 ` (iv) ` (1001)^ 5 ` (v) ` (101) ^ 5 ` (vi) ` (994) ^ 4 `

Answer» ( i) ` 2 ( x ^ 6 + 15 x^ 4 y ^2 + 15 x ^ 2 y^ 4 + y^ 6 ) ` (ii) ` 58 sqrt 2 ` (iii) ` 1136 ` (iv) ` 1005010010005001`, (v) ` 10510100501 ` (vi) `976215137296 `


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