If 5 cos A = 12sin A, prove that tan2A - sin2A = sin4A • sec2A
Answers
Answered by
2
Answer:
Step-by-step explanation:
5cosA − 12sinA = 0
5cosA = 12sinA
tanA =
Now,
Dvide by cos A
=
=
=
=
Similar questions
Math,
2 months ago
English,
2 months ago
Psychology,
2 months ago
Chinese,
5 months ago
Math,
5 months ago
Social Sciences,
11 months ago
English,
11 months ago