\eqalign{ & {\text{The number of digits in }}{{\text{4}}^9} \times {{\ – McqOptions

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1.	\eqalign{ & {\text{The number of digits in }}{{\text{4}}^9} \times {{\text{5}}^{17}}{\text{,}} \cr & {\text{when expressed in usual form, is - }} \cr} $$%!
A.	16
B.	17
C.	18
D.	19
Answer» D. 19

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