Sebastian030
Sebastian030 Sebastian030
  • 01-03-2021
  • Mathematics
contestada

Verify the identity.

[tex]cos 4u = cos^{2} 2u - sin^{2} 2u[/tex]

Respuesta :

noahbucci
noahbucci noahbucci
  • 01-03-2021

Answer:

Yes, it is an identity

Step-by-step explanation:

Answer Link

Otras preguntas

genes are carried from parents to offspring on structures called
At the start of "The Necklace," why does Mathilde's husband go through "great trouble" to get an invitation to the ball?
If 5x^2 - 15x = 0 and x ≠ 0, find the value of x. (A) -10 (B) -3 (C) 10 (D) 5 (E) 3
Solve the simultaneous equations 2x+3y=-3 3x-2y=28
what are the effects of boiling sulfuric acid?
the measure of distance from one point to another is?
Estimate the value of 21*3.86/0.207 anyone knw the estimate for this?
Which is the correct solution set for 4x^2 +4x -3 = 0? (1) {2,-3}(2) {1/2, -3} (3) {1,2}(4) {1/2, -3/2}
Simplify (2x + 3)(x – 4) = ?
Estimate the value of 21*3.86/0.207 anyone knw the estimate for this?