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

Which of the following best describes one contribution of the Tuskegee Airmen during World War II? They flew missions over the US. They supported the troops. Th

Which of the following statements concerning the North Africa region is NOT true? Tourism is the main economic activity of Libya. North Africans are conflicted

By the 1690s, most New England colonies became more like the Rhode Island founders regarding their treatment of

How was the question of slave labor in America primarily seen in the 1850s? as a moral question as a question of property rights as an economic question as ille

in a group of 48 children there are three times as many boys as girls. how many girls are there

With the Industrial Revolution came opportunities for women to

Which of the following would NOT be considered a result of socialism in the United States?A.Brook Farm B.labor unions C.World War I D.the Progressive Era

The words "high altitudes, harsh climate, and few trees" describe which United States ecosystem? Alpine Deciduous forest Desert Grassland

How was the rise of caudillos in the Latin American countryside a result of independence movements? Caudillos controlled areas where weak revolutionary governme

What idea was proposed by 19th-century socialists? A return should be made to the guild system of the Middle Ages. Government should own the means of production