`" If the equation "2ksinx+7=4k" - cos "2x" possesses a solution for "k in[a,b]" ,then "(a+b)" is equal to "`

If the equation 2ksinx+7=4k-cos2x possesses a solution for k in[a,b] ,then (a+b) is equal to

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

If the the equation a sin x + cos 2x=2a-7 possesses a solution, then find the values of a.

If the equation a sin x+cos2x=2a-7 possesses a solution,then find the value of a .

The equation K-sin theta+cos2 theta=2k-7 possesses a real solution if

Prot that the equation k cos x-3s in x=k+1 possess a solution if k in(-oo,4]

Consider the equaiton k sinx + cos 2x=2k-7 If the equaiton possesses solution then that what is the minimum value of k ?