दर्शाइए कि (1 xx 2^(2) + 2 xx 3^(2) + ....

दर्शाइए कि `(1 xx 2^(2) + 2 xx 3^(2) + . . . + n (n + 1)^(2))/(1^(2) xx 2 + 2^(2) xx 3 + . . . + n^(2) (n + 1)) = (3 n + 5)/( 3 n + 1)`

दर्शाइए कि (1 xx 2^(2) + 2 xx 3^(2) + . . . + n (n + 1)^(2))/(1^(2) x...
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Prove that 1^1xx2^2xx3^3xxxxn^nlt=[(2n+1)//3]^(n(n+1)//2),n in Ndot
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Simplify each of the following: (a)\ (7^n-3\ xx\ 7^(n+1))/(20\ xx\ 7^n...
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Find the sum .^(n)C(1) + 2 xx .^(n)C(2) + 3 xx .^(n)C(3) + "……" + n ...
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Find the sum 1 xx 2 xx .^(n)C(1) + 2 xx 3 xx .^(n)C(2) + "….." + 2 xx...
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Show that (1 xx 2^(2) + 2 xx 3^(2) + ... +n xx (n + 1)^(2))/(1^(2) xx ...
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The expression N = 1/(1 + 1 xx 1) + 1/(2 + 2 xx 2) + 1/(3 + 3 xx 3) ...
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கணிதத்‌ தொகுத்தறிதல்‌ முறையில்‌ நிறுவுக. 1! + (2 xx 2!) + (3 xx 3!) + ...
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Find the sum .^(n)C(1) + 2 xx .^(n)C(2) + 3 xx .^(n)C(3) + "……" + n ...
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