Let `f(x)= max{tanx, cotx}`. Then number of roots of the equation `f(x)= 1/sqrt(3) in (0,2pi)` is (A) 2 (B) 4 (C) 0 (D) infinite

Let f(x)=max{tanx, cotx} . Then the number of roots of the equation f(x)=(1)/(2)" in "(0, 2pi) is

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

Let f(x)=max{tanx,cotx] then number of roots of equation the interval [0,2pi] satisfying f(x)=1/sqrt 3 is (A) 2(B) 4(C) 0 (D) infinte

The number of roots of the equation sqrt(x-2)(x^2-4x+3)=0 is (A) Three (B) Four (C) One (D) Two

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

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

The number of real roots of the equation x^2tanx=1 lies between 0 and 2pi is/are (A) 1 (B) 2 (C) 3 (D) 4

The number of solutions of te equation |2x^2-5x+3|+x-1=0 is (A) 1 (B) 2 (C) 0 (D) infinite

Let f be a function such that f(x).f\'(-x)=f(-x).f\'(x) for all x and f(0)=3 . Now answer the question:Number of roots of equation f(x)=0 in interval [-2,2] is (A) 0 (B) 2 (C) 4 (D) 1

Number of real solutions of sqrt(2x-4)-sqrt(x+5)=1 is (a) 0 (b) 1 (c) 2 (d) infinite