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यदि ` (If) z = (| 2 + 3i |) ^ 2 (| 3 - 4i | ) ^ 3 ` तो |z| =A. 1625B. 125C. ` ( 1625 ) ^ 2 `D. इनमे से कोई नहीं |
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Answer» Explanation ` |z| = | 2 + 3 i | ^ 2 | 3- 4i | ^ 3 ` ` = ( sqrt ( ( 4 + 9 ) ^ 2) (sqrt( ( 9 + 16 ) ^ 3 ) = 13 xx 125 = 1625 ` |
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