CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
365
You visited us 365 times! Enjoying our articles? Unlock Full Access!
Question

Given A is an acute angle and 13sinA=5, evaluate:5sinA2cosAtanA

Open in App
Solution

(5sinA-2cosA)/tanA
=(5×5/13 - 2×12/13)5/12
=(25/13 - 24/13)5/12
=(1/13)/(5/12)
=(1×12)/(13×5)
=12/65


flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Trigonometric Ratios_Tackle
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon