Math, asked by shivang246, 10 months ago

if sec0-tan0= 4, then prove that cos 0 =8/17​

Answers

Answered by RvChaudharY50
10

Answer:

seca - tana = 4

seca + tana = 1/4

2seca = 4+1/4 = 17/4

seca = 17/8

cosa = 8/17 (Ans)

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