64² = 4096 → ends in 6 108² = 11664 → ends in 4 292² = 85264 → ends in 4 36² = 1296 → ends in 6 So, 108² and 292² have the digit 4 at the unit’s place. Class ...
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Prime factorisation of 1323 = 3³ × 7². To make it a cube, we need one more 7. So, multiply by 7. 1323 × 7 = 9261 and 9261 = 21³. So, required number = 7. Class 8 Mathematics Textbook Chapter ...
No, a number ending in 0, 1, 4, 5, 6 or 9 is not always a square. While all square numbers do end with these digits, not every number with these digits is a square. For example, 26 ends in ...