Grade 12th passTrigonometry
Domain of sqrt(cos(sin x)) and why sin inverse 2x/1+(x × x ) lies between -1 and 1
1 Answer
Saurabh Koranglekar
Dear student
For first part
As expression is under sqr root
Cos ( theta) must be > = 0
Ie theta lies in q1 and q4 ie -pi/2 to pi/2
Use given condition to determine range
Regards
For first part
As expression is under sqr root
Cos ( theta) must be > = 0
Ie theta lies in q1 and q4 ie -pi/2 to pi/2
Use given condition to determine range
Regards
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