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एक से अधिक उत्तर प्रकार के प्रश्न

The numbers a and b are perfect square and perfect cube both. If one of the numbers has two digits and the other has three digits, then the unit’s digit of 2a+3b can be

संख्याएँ ab पूर्ण वर्ग एवं पूर्ण घन दोनों हैं। यदि किसी एक संख्या में दो अंक है तथा दूसरी संख्या में तीन अंक हैं, तब 2a+3b का इकाई अंक हो सकता है

A
1
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B
4
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C
6
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D
7
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Solution

The correct option is D 7
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