Question

prove that , cos 45 / 1 - sin 45 - 1 + sin 45 / cos 45 = 0​

Answer 1

Answer:

(1 – sin 45° + sin 30°) (1 + cos 45° + cos 60°) Thus, (1 – sin 45° + sin 30°) (1 + cos 45° + cos 60°) = 7/4

Answer 2

Answer:

hope it's helpful......