`196.1xx196.1xx196.1xx4.01xx4.01xx4.001xx4.999xx4.999=196.1^(3)xx4xx?`

3xx4+1+10xx4xx0=

(1//2)xx(1//17.01)xx289xx?=4.001xx2.01

4.41xx0.16 2.1xx1.6xx0.210.1(c)0.01(d)i0

What is the value of (1.001 xx 1.001 xx 1.001 +0.999 xx 0.999 xx 0.999)/(1.001 xx 1.001-1.001 xx 0.999 +0.999 xx 0.999) ?

(4.5xx3.7+4.5xx6.3)/(1.5xx8.4-1.5xx7.4)=?

(4xx4xx4xx4xx4xx4)^(5)xx(4xx4xx4)^(8)div (4)^(3)=(64)^(?)