Math, asked by AashiShk2697, 8 months ago

Cos 45 cos 30 + sin 45 sin 30

Answers

Answered by DarkWillow

0

Answer:

cos(15)

Step-by-step explanation:

cosAcosB + sinAsinB = cos(A-B), A=45, B=30

Previous Question

Next Question

Similar questions

Math, 4 months ago

find the perimeter and the area of a rectangle whose length is 20 cm and breadth is 75% of its length. pls tell me fast its urgent ...

Math, 4 months ago

find the value of 3x+1/5 if x=3...

English, 4 months ago

"Defeat we repel, courage our fort Cringing from others we haven't done" - Reference to the context?

Physics, 8 months ago

In neutralisation acid reacts with a base to form salt and water and a lot of heat is given out this reaction is exothermic or endothermic...

English, 8 months ago

She has invited me.passive voice ...

History, 1 year ago

Which document begins with the words "We the people of the United States"?

History, 1 year ago

Who was Charles Wilkins?? ?

Math, 1 year ago

Find using distributivity {7/5×(-3/12}+{7/5×5/12}...