if sec0-tan0= 4, then prove that cos 0 =8/17
Answers
Answered by
10
Answer:
seca - tana = 4
seca + tana = 1/4
2seca = 4+1/4 = 17/4
seca = 17/8
cosa = 8/17 (Ans)
(Mark as brainlist)
Similar questions
Social Sciences,
5 months ago
English,
5 months ago
Math,
5 months ago
Computer Science,
10 months ago
Physics,
1 year ago