adrianthegreat8 adrianthegreat8

24-05-2018
Mathematics

contestada

write sin^2(x)*cos^2(x) as a single power of cosine, show work

Respuesta :

24-05-2018

This is what you're looking for if I'm not mistaken
sin²x + cos²x = 1
So:
sin²x = 1 - cos²x

∴ sin²x * cos²x = (1 - cos²x) * cos²x
= cos²x.(1 - cos²x)
(= cos²x - cos⁴x)

Answer Link

Otras preguntas

Jovante decides to start a business by making buttons and selling them for 25 cents each. The button machine costs $125 and the materials for each button cost 1

20 POINTS !! HELPPP!! Harold worked 27 hours at a rate of $13.25 per hour. Which line in the table will help him calculate his income tax for this week? 2

What is meant by the "partition" of India in 1947?

True or False: You cannot be charged with DUI for driving under the influence of legal prescription medication.

T or F : A malignant Timor is not cancerous.

How do you think that taking care of your sight and hearing now will benefit you in the future?

Which is the MAIN cause of China's water and air pollution problems?

Why is the midwest is often referred to as the breadbasket

which best describes your ability to graph a linear equation

The American legal system is based on common law. What do judges consider most important when making a ruling under this system?