If `a=underset("55 times")ubrace("111................1,")`
`b=1+10+10^(2)+10^(3)+10^(4)` and `c=1+10^(5)+10^(10)+....+10^(50)`, then

If a = underset(55 "times")underbrace(111.....1), b= 1+10+10^(2)+10^(3)+10^(4) and c=1+10^(5) +10^(10)+ .. ..+10^50 then prove that a=bc

If a = underset(55 "times")underbrace(111.....1), b= 1+10+10^(2)+10^(3)+10^(4) and c=1+10^(5)+10^(10)+……+10^(50) then

If a = underset(55 "times")underbrace(111.....1), b= 1+10+10^(2)+10^(3)+10^(4) and c=1+10^(5)+10^(10)+……+10^(50) then

If a = underset(55 "times")underbrace(111.....1), b= 1+10+10^(2)+10^(3)+10^(4) and c=1+10^(5)+10^(10)+.+10^50 then prove that a=bc

Let a = 111 cdots 1 (55 digits ) , b=1 + 10 + 10^(2)+ cdots+ 10^(4) c= 1+10^(5) +10^(10)+ 10^(15) + cdots+ 10^(50) then

10 C_(1)+10 C_(3) +10 C_(5) +10 C_(7) +10 C_(9) = …….

(2.4xx10^(3))-:(8xx10^(-2))=?3xx10^(-5)b3xx10^(4)c.3xx10^(5)d.30

10 div 10 xx 10 + 10 - 1