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x^2 = 49 ची उकल कोणती आहे?

A14 आणि -14
B49 आणि -49
Cफक्त 7
D7 आणि -7
Answer & Solution
Correct answer: D. 7 आणि -7
7 आणि -7 या दोघांचाही वर्ग 49 होतो.
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