A+tan2A-1/sin2A =1
Prove
sumehrajawed:
Is the whole term divided?
Or is A alone?
math exam to khatam ho gaya ab kyu kar rahe ho xD
Answers
Answered by
0
=
(
1
+
tan
2
A
)
(
1
−
sin
2
A
)
=
sec
2
A
×
cos
2
A
=
1
cos
2
A
×
cos
2
A
=
1
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