Answer:
Step-by-step explanation:
1.cos
2.sin
3.cos
4.tan
5.sin
6.tan
Answer: The set of integers is closed for addition, subtraction, and multiplication but not for division.
Answer:

Step-by-step explanation:
Given

---- value of Gold
Required
The worth of 1 gold bar
First, calculate the volume (n) of the gold bar


Next, calculate the weight of the gold bar using:



Multiply the value of Gold by the weight of the gold bar to get the worth of the gold bar.

This gives:


Answer:
C D and E
Step-by-step explanation: