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34. Fill in the blank circle. 2 , 7 , 28 , 63 , 126 , ? , 344 , 511 |
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Answer» Here, `2 = 1^3+1` `7 = 2^3-1` `28 = 3^3+1` `63 = 4^3-1` `126 = 5^3+1` Here, we are calculating the cube of the term and alternatively adding and subtracting `1` from it. So, the sixth term will be, `6^3-1 = 215` |
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