Math, asked by john44, 1 year ago

please tell me how this(3) came??

Attachments:

Answers

Answered by Bhupes123
0
the formula of sinx = 2sinx/2.cosx/2
and1+cosx=2cos^2x/2
john44: please give proper explanation
Bhupes123: are u in which class
john44: 11
john44: y??
Bhupes123: ok
Answered by mysticd
0
i hope this will usful to u
Attachments:
john44: please can you tell me where i can find such problems
john44: in which concept of trig
mysticd: compound angles in trig
john44: oh thanks
mysticd: :)
Previous Question
Next Question
Similar questions
English, 8 months ago
Has ________ of the guests arrived?
Computer Science, 8 months ago
This is the type of page oriention highlighted with green colour...
Computer Science, 8 months ago
Is a translator program that convert a source code line by line to machine language...
Math, 1 year ago
Diana wants to make several cans with a diameter of 6 inches and a height of 8 inches she is going to cut the cans from the sheet of metal that has an area of 2675 in.² how many cans can she make...
Math, 1 year ago
Diana wants to make several cans with a diameter of 6 inches and a height of 8 inches she is going to cut the cans from a sheet of metal that has an area of 2675 in.² how many cans can she make...
Chemistry, 1 year ago
Draw the structure of H2O and H2O2.
Science, 1 year ago
Why is mercury used in thermometers?
Social Sciences, 1 year ago
What do the olympic rings represent?