Mark the Correct alternative in the following:
A solution of the equation cos2 x + sin x + 1 = 0, lies in the interval
1-sin2x+sin x+1=0
sin2x-sin x-2=0
sin x=-1
Option D
1
Mark the Correct alternative in the following:
A solution of the equation cos2 x + sin x + 1 = 0, lies in the interval
1-sin2x+sin x+1=0
sin2x-sin x-2=0
sin x=-1
Option D