Question

if cos2o=sin4o here 2o and 4o are acute angles,then the value of o is

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

Here value of o is 15°.

Step-by-step explanation:

cos20° =sin60°= √3/2

>cos2o=sin4o

>cos2o=cos(90°-4o)

>6o=90°

>o=15°.