Answer:
cos(theta+2π) and -cos(-theta)
Step-by-step explanation:
theta plus 2π have the same cosine output as theta on a graph.
the negative cosine of negative theta is equal to the positive cosine of positive theta.
Answer:
3 rooms
Step-by-step explanation:
1 1/4x3=3 3/4
or...
3 3/4 divided by 1 1/4 = 3
Answer: 12%
Step-by-step explanation: