He has to buy 4 packs. If you divide 23 by 6, you get 3.833 but you can’t buy a fraction of a pack so you have to round up and buy 4 packs. Hope this made sense; I can explain further if needed!
Answer:

Step-by-step explanation:
From the question we are told that:
Force 1 
Force 2 
Force 3 
Direction 1
Direction 2 
Direction 3 
Generally Resolving forces to X axis is mathematically given by


Generally Resolving forces to Y axis is mathematically given by


Generally the equation for Resultant force R is mathematically given by



Answer:
4
When you divide powers you take them away but when you times them you add them
Answer:

Step-by-step explanation:
Slope Formula: 
Simply plug in 2 coordinates into the slope formula to find slope <em>m</em>:



Answer: A
Step-by-step explanation: