The number of solution of `sec^2theta+cos e c^2theta+2cos e c^2theta=8,0lt=thetalt=pi/2` is 4 (b) 3 (c) 0 (d) 2

The number of distinct solutions of sin5 theta*cos3 theta*cos7 theta=0 in [0,(pi)/(2)] is :

The number of solutions of equation 2+7tan^2theta=3. 25sec^2theta(0^0

sec^(2)theta+csc^(2)theta=sec^(2)theta xx cos e^(2)theta

Number of solution of e^(cot^(2)theta)+sin^(2)theta-2cos^(2)2 theta-4sin theta+4=0 in [0,10 pi]

Given that tantheta=1/(sqrt(3,)) the value of (cos e c^2theta-sec^2theta)/(cos e c^2theta+sec^2theta) is -1 (b) 1 (c) 1/2 (d) -1/2

The number of solution the equation cos(theta)*cos(pi theta)=1 has 0(b)2(c)4(d)2

The number of solution of the equation sin2 theta-2cos theta+4sin theta=4in[0,5 pi] is equal to 3(b)4(c)5(d)6

The number of solution of the equation sin theta cos theta cos 2 theta .cos 4theta =1/2 in the interval [0,pi]