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

If light travels 671,000,000 miles per hour, how many miles will it travel in one minute?

The sum of two numbers is 95, and their difference is 61. What are the two numbers?

9/10 divided by (1/10 plus 2/5)

solve the missing measure of a square, when P=76inFormula: P=4s

It takes Akira 10 minutes to make a black and white drawing and 25 minutes for a color drawing. On Saturday he made a total of 9 drawings in 2 hours. Write an

McDonald's has sold more than a billion hamburgers. If it were possible to eat a hamburger every minute of everyday (day and night) without stopping, how many y

It takes Akira 10 minutes to make a black and white drawing and 25 minutes for a color drawing. On Saturday he made a total of 9 drawings in 2 hours. Write an

solve the missing measure of a square, when P=76inFormula: P=4s

Verify the identity sec(beta) - 1 / cos(beta) = sec(beta)

find the area of a circle with a diameter of 22 inches?