shjhshds shjhshds

03-10-2021
Mathematics

contestada

Prove that:
[tex]1+2cos2A + cos 4A = 4cos^{2}Acos2A[/tex]

Respuesta :

charlenethm charlenethm

03-10-2021

the provided equation is an identity.

Answer Link

Otras preguntas

Solve the equation by completing the square. Round to the nearest hundredth if necessary. x^2 + 2x = 17 need the awnswer now!!

On a baseball field, the pitcher’s mound is 60.5 feet from home plate. During practice, a batter hits a ball 257 feet at an angle of 31° to the right of the pit

A white tailed deer can sprint at speeds up to 30 miles per hour. American bison can run at speeds up to 3,520 feet per minute. Which animal is faster and by ho

A disk (radius = 2.00: mm) is attached to a high-speed drill at a dentist's office and is turning at 7.85 times 10^4 rad/s. Determine the tangential speed of a

The distance traveled, in feet, of a ball dropped from a tall building is modeled by the equation d(t) = 16t2 where d equals the distance traveled at time t sec

What are melanocytes? What do they do?

Which of the following solids has a triangular cross section when the cross section is taken perpendicular to the base? A. square pyramid B. cube C. hexagonal p

12. A large recipe calls for 250 quarts of milk. What isthis in cm3?

What is the discriminant of the polynomial below? 2х2 + 4x - 9 А. 88 в. 22 с. -56 D. -2

How many hours is from 10:30 to 2:50