wiz-icon
MyQuestionIcon
MyQuestionIcon
6
You visited us 6 times! Enjoying our articles? Unlock Full Access!
Question

If tan A = - 12 and tan B = - 13, then A + B =

[IIT 1967; MNR 1987; MP PET 1989]


A

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

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

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

None of these

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

The correct option is B


We have tan A = - 12 and tan B = - 13

Now, tan(A + B) = tanA+tanB1tanAtanB = 1213112.13 = -1

tan(A + B) = tan 3π4. Hence, A + B = 3π4.


flag
Suggest Corrections
thumbs-up
31
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon