sin2 a x sin2a x tan2 a =tan2a
Answers
Answered by
0
Step-by-step explanation:
Clearly sin2a = 90 for this to work
⇒ sin90 X sin90 X tan90 = tan90
tan90=tan90
⇒tan2a=tan2a
Answered by
1
Step-by-step explanation:
Left Side
=
sin
2
a
cos
2
a
−
sin
2
a
=
sin
2
a
−
sin
2
a
cos
2
a
cos
2
a
=
sin
2
a
(
1
−
cos
2
a
)
cos
2
a
=
sin
2
a
×
sin
2
a
cos
2
a
=
sin
2
a
cos
2
a
×
sin
2
a
=
tan
2
a
sin
2
a
=
Right side
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