Math, asked by panchalharsh26, 4 months ago

If Sec,0 - Tan0 is = 4. Then prove
cos0 =8/17

Answers

Answered by Anonymous

1

Answer:

》secØ - tanØ = 4

Therefore, secØ + tanØ = 1/4

Add both eq

》2secØ = 4 + 1/4

》secØ = 17/8

Hence, cosØ = 8/17

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