जॉइन Examsbookउत्तर : 4. "5"
What is the smallest number by which 2880 must be divided in order to make it into a perfect square ?5
प्र: What is the smallest number by which 2880 must be divided in order to make it into a perfect square ?
- 12false
- 23false
- 34false
- 45true
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उत्तर : 4. "5"
व्याख्या :
Answer: D) 5 Explanation: By trial and error method, we get2880/3 = 960 is not a perfect square2880/4 = 720 is not a perfect square2880/5 = 576 which is perfect square of 24Hence, 5 is the least number by which 2880 must be divided in order to make it into a perfect square.