rose654 rose654

18-08-2019
Mathematics

contestada

Please help me with this question

Please help me with this question class=

Respuesta :

ayip4315 ayip4315

18-08-2019

Answer:

Double Angle Identity for Cosine

Step-by-step explanation:

Using the double angle identity for cosine:

Cos2x = 2 cos^2x - 1

Answer Link

BasketballEinstein BasketballEinstein

26-08-2019

Answer:

○ double-angle identity for cosine

Step-by-step explanation:

Here is one the formulas:

2θ = 2cos²θ - 1

I am joyous to assist you anytime.

Answer Link

Otras preguntas

Describe the relationship between the speaker and his neighbor. How does the speaker get along with his neighbor?

what is rock without pores also known as

Select the correct answer. Why Is It recommended that online commercial summaries and critiques of plays be avoided as secondary source textual evidence? A. The

Which methods of conservation are considered controversial in Virginia? Check all that apply. aquaculture nutrient trading protecting wildlife reducing urban ru

The bones and the muscles work together to form which system??

Help pls thank u ASAP

During the last century, both global temperatures and men’s average height have increased. Do these correlated trends mean that the increase in men’s height cau

What is the derivative of -cot(2x)?

Identify the prepositional phrase in the following sentence: Above the trees through a beautiful bald eagle.1. bald eagle2. above the trees flew a beautiful3. a

a force of 20 N acted on a ball thereby imparting an impulse of 70 Ns to the ball. For how long did the force act on the ball?