Math, asked by neethus4630, 1 year ago

in any triangle ABC ,Prove that-

a2+b2/a2+c2= 1+ cos(A-B) cosC / 1+ cos(A-C) cosB

Answers

Answered by waqarsd

34

Check the Attachment

Attachments:

Answered by keerthanatumma19

1

Answer:

hope it helps you and don't forget to follow mè

Attachments:

Previous Question

Next Question

Similar questions

Chemistry, 9 months ago

3. The most stable carbocation is- (a) C6H5-CH2 (b) CH2=CH-CH2 (c)HN3 (d)all of this...

Computer Science, 9 months ago

Gadgets are _________ that put information right on your desktop. *...

India Languages, 9 months ago

ਮੁੰਡੇ ਦੇ ਵਿਆਹ ਸਮੇ ਸਕੀਆਂ ਭੈਣਾ ਨੂੰ ਕੀ ਦਿੱਤਾ ਗਿਆ ਹੈ...

English, 1 year ago

You are vikram/sonia an electronic engineer who has recently returned from US and looking for a suitable job in IT industry,draft an advertisement in situation wanted coloumn newspaper.

English, 1 year ago

A comparison with Dr. Kemp highlights weaknesses of Griffin. Attempt a character contrast of the two.

English, 1 year ago

Why we burst crackers on diwali only speech in English...

Math, 1 year ago

A train 150 M long is running at 72 km per hour it crosses a bridge in 13 second find the length of the bridge...

History, 1 year ago

Why did the cultivation expand rapidly during the colonial period...