" Q."12" The equation "cos2x+a sin x=2a-7" has a solution for "

cos 2x + a sin x = 2a - 7 has a solution if

The equation cos2x+asinx=2a-7 possessses a solution if

The equation k sinx + cos2x= 2k-7 has a solution if

Let the set of all a in R such that the equation cos2x+a sin x=2a-7 has a solution be [p,q] and r=tan9^(@)-tan27^(@)-(1)/(cot63^(@))+tan81^(@) ,then pqr is equal to

The maximum integral values of a for which the equation cos2x+asinx=2a-7 has a solution

If the equation cos2x+alpha sin x=2 alpha-7 has a solution.Then range of alpha is

Find the numbers of intergral values of a for which the equation cos2x+asinx=2a-7 has a solution.

The equation a sin x+cos2x=2a-7 possesses a solution if

Let S be the set of all alpha in R such that the equation, cos 2x + alpha sin x = 2alpha -7 has a solution. The S, is equal to