[" I The Value of the expression "],[(1)/(1)-(5iD^(2)j)/(f1+cos+)+(1+cos y)/(sin y)(sin f)/(1-cos y)" is foul to "]

The value of the expression is

The Value of the Expression : -10+4 =

The Value of the Expression : 80-(-50) =

If x=2+5i then the value of the expression x^(3)-5x^(2)+33x-49 is

The value of the expression ""^(47)C_(4) + sum_(i=1)^(5) ""^(52-i)C_(3) is

The value of the expression sum sum_(0<=i<=j<=n) (-1)^(i-j+1) C(n,i) C(n,j)

If x=2+5i then the value of the expression x^3-5x^2+33x-49 is

The real value of theta for which the expression (1+i cos theta)/(1-2i cos theta) is real number is

Statement - I : For any real value of theta!=(2n+1)pior\ (2n++1)pi/2,\ n in I , the value of the expression y=(cos^2theta-1)/(cos^2theta+costheta) is ygeq0 or y>= 2 (either less than or equal to zero or greater than or equal to two) Because Statement II : sectheta\ in (-oo,-1]uu[1,oo) for all real values of theta . A (b) B (c) C (d) D