01-04-2017
Mathematics

contestada

Verify the identity.

cos 4x + cos 2x = 2 - 2 sin^2(2x) - 2 sin^2 x

Respuesta :

01-04-2017

So are you trying to simplify one side to get it to look like the other?

Answer Link

Otras preguntas

Familia lexicalA a cuvantului profesor

Entrepreneurs fueled industrialization by

Juanita runs every third day and swims every fifth day.If Juanita runs and swims today,in how many days will she run and swim again on the same day?

What is needed for an idea to be scientifically reliable?

Which of the following are effective ways of practicing your speech? presenting it in front of a mirror recording it with a video camera presenting it to fa

Which sentence has an intransitive verb? a. Please come inside the house now. b. Jordan writes poetry in his free time. c. You and Chris should clean the garage

I need some simple example of a hardships in a family !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!'!!! !!!!!!!!!!

What is the base of a triangle whose height is 10 and whose area is 160

Inflation causes the price of goods and services to __________ over time. a. fall b. rise c. vary d. freeze

What is the absolute value of 2-x=12