if cosA then find the value of sinA
Answers
Answered by
5
cosA=
13
5
⇒sinA=
1−cos
2
A
=
13
12
⇒
2tanA
sinA−cotA
=
2
cosA
sinA
sinA−
sinA
cosA
⇒
2×
5
12
12/13−
12
5
=
3744
395
Answered by
5
Step-by-step explanation:
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보 라 해 dear
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