In $△$ ABC, cosec A(sin B cos C + cos B sin C) =

c/a

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

a/c

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

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

c/ab

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

Open in App

Solution

The correct option is C 1
$(\frac{b}{a} c o s C + \frac{c}{a} c o s B)$ = 1; (by projection rule).

Suggest Corrections

Similar questions

△

△

|\begin{matrix} \sin A & \cos A & \sin A + \cos B \\ \sin B & \cos A & \sin B + \cos B \\ \sin C & \cos A & \sin C + \cos B \end{matrix}|

A B C, 2 cos A = sin B c o s e c C

1 / \sqrt 3

Join BYJU'S Learning Program