Math, asked by devender9603, 9 months ago

prove that cos² A + cos² B - 2 cos A cos B cos (A+B) = sin² (A+B)

Answers

Answered by Camilaa

2

Answer:

The attachment given might help you with the problem

Attachments:

Previous Question

Next Question

Similar questions

Hindi, 4 months ago

२ किंतु जब हाथी के दाँत बाहर निकल आते है तो उन्हें चिंता होती है। इसका आशय स्पस्ट स्पष्ट कीजिए...

Social Sciences, 4 months ago

name the union territors along the western coast of india...

English, 4 months ago

How does the cyber bullying affect our society?

Science, 9 months ago

Why is photosynthesis called an endergonic process.......

Math, 9 months ago

The period of the underlined digit in78 96 408 is lakh and place is_____...

Social Sciences, 1 year ago

What type of conservaties regin were set up in 1815 in Europe?

Political Science, 1 year ago

mention any five main features which makes india a federal country.

English, 1 year ago

meaning of hardship ...