Sebastian030 Sebastian030

01-03-2021
Mathematics

contestada

Verify the identity.

[tex]cos 4u = cos^{2} 2u - sin^{2} 2u[/tex]

Respuesta :

noahbucci noahbucci

01-03-2021

Answer:

Yes, it is an identity

Step-by-step explanation:

Answer Link

Otras preguntas

What’s the answer plzzzz help me!!!

Mr. Hines was arranging desks into rows for his classroom . Mr. Hines has 20 desks in his class. Draw an array to show how Mr. Hines classroom would look if h

write the equation of the line that passes throughout (-1,5) and has a slope of 3 in point-slope form

Which statement accurately describes the chemical symbol of an element?

what top-grossing film of 1921 turned then-little-known actor Rudolph valentino into a superstar and associated him with the image of the Latin lover?

A train arrives at the station with 150 passengers on board.2/5 of the passengers get off the train in Seattle,and then 35 passengers board the train.How many p

Based on the events in this passage, the reader can infer that Daylight

To lift a load of 100 kg a distance of 1 m an effort of 25 kg must be applied over an inclined plane of length 4 m. what must be done to lift the load 2 m, usin

If electrical energy costs 10 cenits per kilowatt-hour, how much will it cost to run a 76 watt motor for 8 hours

At a grocery store a four-pack of yogurt costs $3.95. How much does each container of yogurt cost