Attempt following question by selecting a choice to answer.
D
Simplify
1-cos2Asin2A.
BBBB DDDDA.
Dcot 2A
B.
Dcot A
C.
Dtan 2A
D.
Dtan A
DD
D
Step 1: 1 - cos2Asin2A = 1- (1 - 2sin2A)2sinAcosA[Substitute the values.]
Step 2: = 1 - 1 + 2sin2A2sinAcosA
Step 3: = 2sin2A2sinAcosA
Step 4: = sin Acos A = tan A