contestada

sin(3) cos() − cos(3) sin() = sqrt2/2
Find all solutions in the interval [0, 2). (Enter your answers as a comma-separated list.)
=

Respuesta :

Answer:

a. Recall the double angle identities:

Then

Applying the identity again, we have

as required.

b. Using the result from part (a),

(where  is any integer)

Step-by-step explanation: