# Math

posted by
**Anita**
.

What value for function y=3cos(t-pi) + 2 gives an instantaneous rate of change of 0?

a) 0

b) pi/2

c) pi/3

d) pi/4

posted by
**Anita**
.

What value for function y=3cos(t-pi) + 2 gives an instantaneous rate of change of 0?

a) 0

b) pi/2

c) pi/3

d) pi/4