If cosA= 3/5,find 9cot×cot A-1
Answers
Answered by
0
Hope it helps ... Please Mark As The Brainliest
Attachments:
Answered by
2
Here is your answer
Answer : CosA = 3/5
sinA = 4/5
cotA = 3/4
9 cot²A – 1 = 9(3/4)² – 1 = 9×9/16 – 1 = 65/16
Answer : CosA = 3/5
sinA = 4/5
cotA = 3/4
9 cot²A – 1 = 9(3/4)² – 1 = 9×9/16 – 1 = 65/16
Similar questions