alleryಕಾರ್ಡ್ಗಳು 21, 29, 39 ಮತ್ತು 49 ತೋರಿಸುತ್ತವೆ. ಯಾವುದು ನಿಖರವಾಗಿ ಎರಡು ಧನಾತ್ಮಕ ಭಾಜಕಗಳನ್ನು ಹೊಂದಿದೆ?
A21
B29
C39
D49
Answer & Solution
Correct answer: B. 29
ಕೇವಲ 29 ನಿಖರವಾಗಿ ಎರಡು ಧನಾತ್ಮಕ ಭಾಜಕಗಳನ್ನು ಹೊಂದಿದೆ, 1 ಮತ್ತು 29, ಆದರೆ 21, 39 ಮತ್ತು 49 ಸಂಯೋಜಿತವಾಗಿವೆ.
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