6 Q.2.(A) Complete the following any TWO (1) Complete the activity to find the value of 6tan20- 6 Gran2o- = 6 (tan? - 1 - 6 [tan?e-D 6 ] = cos2a =6x=0 cos20 COS COS activity.
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Answer:
LHS = tan
2
θcos
2
θ
=
cos
2
θ
sin
2
θ
×cos
2
θ
=sin
2
θ
=1−cos
2
θ
=RHS
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