prove :cos 40⁰ upon sin 50⁰ + sin 20⁰ upon cos 70⁰- tan 75 × tan 15 = 1
Answers
Answered by
0
Answer:
zgexbnhnbhagrdgraf3rdgdffy
Answered by
1
Step-by-step explanation:
hope help full to you please make me bralinist votes
Attachments:

Similar questions