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கண்டுபிடி √196 + ∛343.

A19
B21
C20
D22
Answer & Solution
Correct answer: B. 21
முதன்மை வர்க்கமூலம் 14 மற்றும் கனசதுரம் 7, 21ஐக் கொடுக்கும்.
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