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8. Sequences and Series
normal

શ્રેણી $0.7, 0.77, 0.777, ......$ ના પ્રથમ $20$ પદોનો સરવાળો કેટલો થાય ?

A

$\frac{7}{{81}}\,(179\, - \,{10^{ - 20}})$

B

$\frac{7}{9}\,(99\, - \,{10^{ - 20}})$

C

$\frac{7}{{81}}\,(179\, + \,{10^{ - 20}})$

D

$\frac{7}{9}\,(99\, - \,{10^{ - 20}})$

Solution

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Standard 11
Mathematics

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