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" 17) Find "12^(2)+13^(2)+14^(2)+15^(2)+...

" 17) Find "12^(2)+13^(2)+14^(2)+15^(2)+....20^(2)

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Find the value of 11^(2)+12^(2)+13^(2)+...+20^(2)

Find the following sums : (i) 12 + 13 + 14 + …+ 37 (ii) 18^(2) + 19^(2) + 20 ^(2) +…+ 47^(2) (iii) 2^(3) + 4^(3) + 6^(3) +… + 18^(3)

Find the following sums : (i) 12 + 13 + 14 + …+ 37 (ii) 18^(2) + 19^(2) + 20 ^(2) +…+ 47^(2) (iii) 2^(3) + 4^(3) + 6^(3) +… + 18^(3)

The value of "^20 C_0+^(20)C_1+^(20)C_2+^(20)C_3+^(20)C_4+^(20)C_ 12+^(20)C_ 13+^(20)C_14+^(20)C_15 is a. 2^(19)-(( "^(20)C_10 + "^(20)C_9))/2 b. 2^(19)-((^(20)C 10+2xx^(20)C9))/2 c. 2^(19)-(^(20)C 10)/2 d. none of these

The value of "^20 C_0+^(20)C_1+^(20)C_2+^(20)C_3+^(20)C_4+^(20)C_ 12+^(20)C_ 13+^(20)C_14+^(20)C_15 is a. 2^(19)-(( "^(20)C_10 + "^(20)C_9))/2 b. 2^(19)-((^(20)C 10+2xx^(20)C9))/2 c. 2^(19)-(^(20)C 10)/2 d. none of these

The value of "^20 C_0+^(20)C_1+^(20)C_2+^(20)C_3+^(20)C_4+^(20)C_ 12+^(20)C_ 13+^(20)C_14+^(20)C_15 is a. 2^(19)-(( "^(20)C_10 + "^(20)C_9))/2 b. 2^(19)-((^(20)C 10+2xx^(20)C9))/2 c. 2^(19)-(^(20)C 10)/2 d. none of these

The units' digit in the expression (11^(1)+12^(2)+13^(2)+14^(4)+15^(5)+16^(6)) is

Evaluate (14^(2)-13^(2))^(5/3) .