Respuesta :

marcthemathtutor

Answer:

3/π Hz

Step-by-step explanation:

Recall that for a cos function in the form

y = A cos Bx

period = 2π / B

frequency = 1/period = B/2π

Given y = -5 cos 6x

A = -5 and B = 6

frequency,

= B / 2π

= 6 / 2π

= 3/π

agbliyah

Answer:

3/pi is correct

Step-by-step explanation: