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`**` के किस मान के लिए कथन `[((**))/21xx((**))/189]=1` सत्य है?A. 3969B. 147C. 63D. 21 |
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Answer» Correct Answer - C According to the question `implies x/21xxx/189=1` `impliesx^(2)=21xx189` `impliesx=sqrt(21xx189)` `impliesx=sqrt(7xx3xx7xx9xx3)` `implies x=63` |
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