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

I need 60 words about these people on World war 1,Wilfred Owen ,Rupert Brooke​
If (3 , 2) is a point on the line whose equation is y = 3x + k, determine the value of k.
What type of microscopy works by allowing only light waves that have reflected from or refracted though the sample to enter the lens system
HELPPPPP fasttttt Do you think an object can travel faster than the speed of sound? Explain your thinking.
In a perfectly inelastic one-dimensional collision between two objects, what initial condition alone is necessary so that all of the original kinetic energy of
Please solve this[tex] {2}^{2x + 2} + 8 = 33( {2}^{x} ) [/tex] indicial equations​
Help pls I’m in trouble I need this
PLS HELP ASAP have to get this done in an hour ;-; It's from Little Women
A plane leaves London where the tempretaure outside is 17 C. The plane rises to a height where the tempreture outside is -43 C. The tempreture decreases by 2 C
18. Use the correct order of operations to evaluate the following expression for a=2. a + (6 x 8) - (1 x a) a. -60 b. 46 C. 48 d. 62