Show that. Cos° ÷1 - tan° + sin°÷1- cot° = sin° + cos°
Answers
Answered by
4
Step-by-step explanation:
cos/1-tan + sin/1-cot
=cos²/cos-sin + sin²/sin-cos
=cos²/cos-sin - sin²/cos-sin
=cos²-sin²/cos-sin
=cos+sin [using a²-b²=(a-b)(a+b)]
Similar questions