Find the value of `*1dot2dot3` regarding it as geometric series.

Find the value of 0.23434343434..... regarding it as a geometric series.

Find the cube of 2/3dot

Find the conjugate of 1/(3+4i)dot

Find the sum of the following geometric series: a/(1+i)+a/((1+i)^2)+a/((1+i)^3)++a/((1+i)^n)dot

If x-1/x=3, find the value of x^2+1/(x^2)dot

For 2ltxlt4 , find the value of |x|dot For -3lt=xlt=-1 , find the value of |x|dot For -3lt=x<1 , find the value of |x|dot For -5ltxlt7 , find the value of |x-2|dot For 1lt=xlt=5 , find the value of |2x-7|dot

For 2ltxlt4 , find the value of |x|dot For -3lt=xlt=-1 , find the value of |x|dot For -3lt=x<1 , find the value of |x|dot For -5ltxlt7 , find the value of |x-2|dot For 1lt=xlt=5 , find the value of |2x-7|dot

Find the sum to infinity of the following Geometric Progression: 6,1.2,0.24,dots

Find the value of x in [1,3] where the function [x^2+1]([dot] represents the greatest integer function) is discontinuous.