Plzzzz help me plzzzzzzzzz
Attachments:
Answers
Answered by
1
Answer:
mark me the brainliest
#answerwithquality #bal
Step-by-step explanation:
13. cot(90-Ф) = tanФ
sec²Ф - tan²Ф = 1
14. sin²Ф + cos² Ф = 1
= cosec²Ф - cot²Ф
16. secФ = cosec (90-Ф) and sinФ = cos (90-Ф)
The answers reduces to 1.
Similar questions
English,
5 months ago
Science,
5 months ago
English,
5 months ago
Social Sciences,
9 months ago
Physics,
9 months ago
Math,
1 year ago
Social Sciences,
1 year ago
English,
1 year ago