If `p_(n+1)=sqrt(1/2(1+p_n))`, then
`cos(sqrt(1-p_0^2)/(p_1p_2p_3...to oo))`
(a)  `1`   (b)  `-1`   (c)  `p_0`   (d)  `1/p_0`    (e)  None of these

x=(sqrt(p^2+q^2)+sqrt(p^2-q^2))/(sqrt(p^2+q^2)-sqrt(p^2-q^2)) then q^2x^2-2p^2x+q^2=? (A)    3    (B)    -1    (C)    -2    (D)    0    

If a^(1/2)+b^(1/2)-c^(1/2)=0 , then the value of (a+b-c)^2 is: (A)    2ab    (B)    2bc    (C)    4ab    (D)    4ac

If int (1+xtanx)^(-2) dx=1/(x+f(x))+c; then value of f(x) is (1)   xtanx    (2)   cotx    (3)   tanx    (4)   tan^2x

A variable takes the values of 0 , 1 , 2 ,....., n with frequencies proportional to the binomial coefficients C_0 , C_1 , C_2 ,......, C_n , then mean of the distribution is (1)   (n(n+1))/4       (2)   n/2       (3)   (n(n-1))/2       (4)   (n(n+1))/2       

If the lines ax+y+1=0 , x+by+1=0 and x+y+c=0 , ( a , b , c being distinct and different from 1 ) are concurrent, then 1/(1-a)+1/(1-b)+1/(1-c)= (A)    0    (B)    1    (C)    1/(a+b+c)    (D)   None of these

If the lines ax+y+1=0 , x+by+1=0 and x+y+c=0 , ( a , b , c being distinct and different from 1 ) are concurrent, then 1/(1-a)+1/(1-b)+1/(1-c)= (A)    0    (B)    1    (C)    1/(a+b+c)    (D)   None of these

If a+c+e=0 and b+d=0, then ax^4+bx^3+cx^2+dx+e is exactly divisible by (1)   x+1       (2)  x-1 (3)   Both (1) & (2)       (4)   None of these

If m and x are two real numbers where m in I, then e^(2micot^(-1)x)((x*i+1)/(x*i-1))^m (A)   cos x+i sin x   (B)   m/2   (C)   1    (D)   (m+1)/2

If 2^33 is divided by 17 , then the remainder is (1)    15        (2)    2         (3)    4         (4)    9

Following are some figures: Classify each of these figures on the basis of the following:(i) Simple curve                (ii)    Simple closed curve (iii) Polygon                         (iv)  Convex polygon (v)Concave polygon          (vi)   Not a curve   Figures