Q2 of 123 Page 9

Mark the Correct alternative in the following:

is equal to


Given expression is



[using ]





[using cos2θ = 1 – 2 sin2θ ]




[using sin2θ = 2sinθcosθ ]





[using ]


More from this chapter

All 123 →
13

If sin x + cos x = a, find the value of |sin x – cos x|

 1

Mark the Correct alternative in the following:

is equal to


 3

Mark the Correct alternative in the following:

The value of is


 4

Mark the Correct alternative in the following:

If cos 2x + 2 cos x = 1 then, (2 – cos2 x) sin2 x is equal to