`3/(1. 2)xx1/(2^2)+4/(2. 3)xx1/(2^3)+5/(3. 4)xx1/(2^4)...oo` is equal to `a/b` in lowest form of `a, b in I` then `a` & `b` belongs to

(3)/(1.2)xx(1)/(2^(2))+(4)/(2.3)xx(1)/(2^(3))+(5)/(3.4)xx(1)/(2^(4))...oo is equal to (a)/(b) in lowest form of a,b in I then a & b belongs to

Find the sum 3/(1xx2)xx1/2+4/(2xx3)xx(1/2)^2+5/(3xx4)xx(1/2)^2+ ton terms.

Find the sum 3/(1xx2)xx1/2+4/(2xx3)xx(1/2)^2+5/(3xx4)xx(1/2)^2+ ton terms.

Find the sum (3)/(1xx2)xx(1)/(2)+(4)/(2xx3)xx((1)/(2))^(2)+(5)/(3xx4)xx((1)/(2))^(2)+... to n terms.

Find the sum 3/(1xx2)xx1/2+4/(2xx3)xx(1/2)^2+5/(3xx4)xx(1/2)^3+ to n terms.

1 (4)/(5) xx 2 (2)/(3) xx 3 (1)/(3) xx (1)/(4) =

5(2)^((1)/(3))xx3(4)^((1)/(3))xx2(2)^((1)/(3))

Find the value of 3(4)/(7)xx2(2)/(5)xx1(3)/(4)

(5xx1.6-2xx1.4)/(1.4(d)4^(1.3))=?( a) 0.4(b)1.2 (c)