DRab421
DRab421
20-05-2017
Mathematics
contestada
prove cos(x+y)+cos(x-y)=2cosxcosy
Respuesta :
SmartChick
SmartChick
20-05-2017
Work shown above! Hope ya understand!
Answer Link
VER TODAS LAS RESPUESTAS ( 16+ )
Otras preguntas
Need help with this Spanish please
Use Spanish adjecives for female.
what are the different versions or variety of a gene called
HELP WILL MARK BRAINLIEST I NEED THIS ASAP!!!!!!! To solve 4.2c = 54.6, you must do which of the following? Choose the correct answer. a Multiply 54.6 to both
I need help please ?!!!!!)))):
Jacob struggled to solve 0.96 divided by 0.2 so he solved 96 divided by 2 instead. After finding the quotient of 96 divided by 2, what must jacob do to find the
which expression is equivalent to 3x -5?
The cost of $500,000 worth of 15-year term life insurance for Audrey is $28.44 per month. If Audrey's employer covers 75% of this cost, how much is deducted fro
Evaluate b^2c^-1 for b = -4 and c = 2. A. 8 B. -8 C. 32 D. 4
why did egypt need an organized goverment
RELAXING NOICE
