1.3¯ is equal to
1.3¯ is expressed as 1.333333.....
1.3¯=1.33333......
Let x=1.3333.......1
Multiplying 1 by 10
10x=13.333........2
Subtract equation 1 from 2
10x-x=13.3333...-1.3333.....
9x=12
x=129
x=43
1.3¯ (overline) is equivalent to the fraction form 43
Hence, 1.3¯ is equivalent to the fraction form 43
Let f(x)=x(−1)[1x].x≠0, where [x] denotes the greatest integer less than or equal to x. then limx→0f(x)