wiz-icon
MyQuestionIcon
MyQuestionIcon
2
You visited us 2 times! Enjoying our articles? Unlock Full Access!
Question

2 tan 70cot 20tan 33cot 572 cos 45= _____


A

0

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B

2

No worries! We‘ve got your back. Try BYJU‘S free classes today!
C

1

No worries! We‘ve got your back. Try BYJU‘S free classes today!
D

-1

No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A

0


2 tan 70cot 20tan 33cot 572 cos 45

=2 tan (9020)cot 20tan (9057)cot 572(12)
=2 cot 20cot 20cot 57cot 571( tan(90θ)=cot θ)
= 2 - 1 - 1
= 0


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