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If 13 + 23 + ….. + 103 = 3025 then 4 + 32 + 108 + … + 4000 is equal to (1) 1200 (2) 12100 (3) 12200 (4) 12400 |
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Answer» Correct answer: (2) 12100 take 4 common from the question we get 4 [ 13 +23+33 +......... + 103] now from given data 13+23+33+.........+103 = 3025 Now , Ans = 4 × 3025 = 12100 Correct option is (2) 12100 |
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