The value of `x` where `x :2 1/3 21 : 50` is `1 1/(49)` b. `1 1/(50)` c. `(49)/(50)` d. `(27)/(50)`

1-(49)/(50)

If H_n=1+1/2++1/ndot , then the value of S_n=1+3/2+5/3++(99)/(50) is H_(50)+50 b. 100-H_(50) c. 49+H_(50) d. H_(50)+100

If H_n=1+1/2+...+1/ndot , then the value of S_n=1+3/2+5/3+...+(99)/(50) is a. H_(50)+50 b. 100-H_(50) c. 49+H_(50) d. H_(50)+100

If H_n=1+1/2+...+1/ndot , then the value of S_n=1+3/2+5/3+...+(99)/(50) is a. H_(50)+50 b. 100-H_(50) c. 49+H_(50) d. H_(50)+100

If H_n=1+12++1/ndot , then the value of S_n=1+3/2+5/3++(99)/(50) is H_(50)+50 b. 100-H_(50) c. 49+H_(50) d. H_(50)+100

The sum of coefficients of integral powers of x in the binomial expansion of (1-2sqrt(x))^(50) is: (1) 1/2(3^(50)+1) (2) 1/2(3^(50)) (3) 1/2(3^(50)-1) (4) 1/2(2^(50)+1)

The sum of coefficients of integral powers of x in the binomial expansion of (1-2sqrt(x))^(50) is: (1) 1/2(3^(50)+1) (2) 1/2(3^(50)) (3) 1/2(3^(50)-1) (4) 1/2(2^(50)+1)

The additive inverse of S, where S =1 - 2 + 3 -4 + 5 -6 + 7 - 8 + ...+ 49 - 50 is

The average of odd numbers up to 100 is (a) 49quad (b) 49.5 (c) 50 (d) 50.5