15-04-2021
Mathematics

contestada

If cosx=-3/7, find the value for cos4x

Respuesta :

lishawn81 lishawn81

15-04-2021

Answer:

cos ( 4 x ) = - 479 / 2401

Step-by-step explanation:

:D

Answer Link

Otras preguntas

How did the petition of right influence our constitution

I need a deep free verse about death or love. Can any of you help me out. It cant be plagiaries not out of the internet. Can any if you help me out?

Historically, why has the United States restricted trade to Cuba? A) Because Cuba is too close geographically to the United States for competition. B) Because

In which phase of mitosis are chromosomes first seen as a result of chromatin coiling?

What are the policies made by government to control interest rates and the money supply called?

The sum of three times a number and 4 is 19

Find the sum. Write the sum as a mixed number, so he fractional part is less than 1. 4 2/1 + 3 3/5 2. 2 2/3 + 3 2/3 3. 6 4/5 + 7 4/5 3.9 3/6 + 2 2/6 4.

what do scientists use to determine the temperature of the star? A. therometer B.distance from earth C. composition D .color?

how do reptiles differ from other animals

Simplify (2x 3)(x – 4) = a. 2x2 5x – 12b. 2x2 5x 12c. 2x2 – 5x – 12d. 2x2 – 5x 12