Sum of roots of the equation `x^4-2x^2sin^2(pix/2)+1=0` is `0` (b) 2 (c) 1 (d) 3

Sum of the roots of the equation x^(2) + |2x - 3| - 4 = 0 is

The number of roots of the equation x sin x=1,x in[-2 pi,0)uu(0,2 pi] is 2(b)3 (c) 4 (d) 0

The number of real roots of equation x^8-x^5+x^2-x+1=0 is (A) 2 (B) 4 (C) 6 (D) 0

The number of real solutions of the equation -x^2+x-1=sin^4x is (A) 1 (B) 2 (C) 0 (D) 4

The sum ofall the roots of the equation 6sin^(2)x+sin x-1=0 in x in[0,2 pi] is

The number of roots of the equation,x-(2)/(x-1)=1-(2)/(x-1) is 0(b)1(c)2(d)3

If sum of the roots of the quadratic equation,ax^(2)+bx+c=0, then the sum of the roots of the equation,a(x+1)^(2)+b(x+1)+c=0 is: (a)9 (b) 10 (c) 12(d)14

If a and b are roots of the equation x^2+a x+b=0 , then a+b= (a) 1 (b) 2 (c) -2 (d) -1

Number of roots of the equation 2sqrt(2x+1)=2x-1 is 0(b)1(c)2(d)3