0

Guest

Courses New

In a triangle ABC,prove that sin3Asin(B-C)+sin3Bsin(C-A)+sin3Csin(A-B)=0

Grade:Select Grade

1 Answers

Saurabh Koranglekar
askIITians Faculty 10336 Points
2 years ago
Dear student

Please approach using

( Sin A/ a) = ( sin B / b ) = ( sin C / c) = k

Expand sin 3A = 3ak - 4 ( ak)^3

If doubt still persists kindly revert for complete solution

Regards

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy

Other Related Questions on Trigonometry

View all Questions »

ASK QUESTION

Get your questions answered by the expert for free

Answer and earn gift vouchers

Win Gift vouchers upto Rs 500/-

View courses by askIITians

Design classes One-on-One in your own way with Top IITians/Medical Professionals

Click Here Know More

Complete Self Study Package designed by Industry Leading Experts

Click Here Know More

Live 1-1 coding classes to unleash the Creator in your Child

Click Here Know More

a Complete All-in-One Study package Fully Loaded inside a Tablet!

Click Here Know More