Math, asked by satyanarayanabacha, 8 months ago

If A+B+C =pie/2 prove that Sigma cos(B+C)/cosB cosC=2

Answers

Answered by ektasurediya158b

2

Answer:

please subscribe my YouTube channel and my YouTube channel name is Urmila Suredia so go and search my YouTube channel

Previous Question

Next Question

Similar questions

English, 4 months ago

write a short note on the process of growing a tree( on killing a tree) ...

Political Science, 4 months ago

why does society teach us ...

Math, 4 months ago

Find the value of x in the figure Correct and with working will be marked brainlist...

Geography, 8 months ago

Mention the distribution of water in the Northern hemisphere and Southern hemisphere...

Math, 8 months ago

A company reduced the price of an article by 5%. By what per cent a retailer must increase the new price so as to sell the article at the old price?

English, 11 months ago

The plane had hardly left the airport when the accident happened. rewrite beginning .. No sooner...

Science, 11 months ago

define surface tension ??

English, 11 months ago

what makes the midnight and the noon on the Island fascinating...