(A) 9.46×10^16 m (B) 9.46×10^15 m (C) 9.46×10^14 m (D) 9.46×10^10 m
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2 Answers

উত্তর( B) 9.46...................image

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B. ৯.৪৬*১০^১৫ মিটার।          

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