Math, asked by KonetiHarshaRaju, 4 months ago

cos2A + cos 2B - cos 2C = 1- 4 sinAsinBcosC

Answers

Answered by laharilalli83

2

Step-by-step explanation:

the above photo was the explanation for above question

Attachments:

Previous Question

Next Question

Similar questions

Hindi, 2 months ago

बूंद की उत्पति कहाँ से हुई ? * क समुद्र तलसे ख हदर जन और ओषजन की रासायनिक क्रिया से ग वर्षा के जल से सूर्य के एक भाग से ...

Accountancy, 2 months ago

breifly explain the different types of banks ...

History, 2 months ago

describe the brahmanical theory regarding kinship and the idea of separation of Varna orders give example to prove this theory was not universally followed...

Science, 4 months ago

same concentration of two acids produce same number of ions?

Math, 4 months ago

What is the measure of angle that forms a linear pair with...

Science, 9 months ago

who made the model of aeroplane...

Math, 9 months ago

are lot of length 50 M and breadth 35 within is to be surrounded externally by a path which is 2 metre wide find the cost of levelling the path @ rupees 30 per metre square...

Math, 9 months ago

a rope makes 70 rounds of the circumference of a cylinder whose radius of the base is 14 cm . how many times can it go round a cylinder with radius 20 cm?