C. You'd be starting at a higher floor (positive number) and descending floors (negative number per x). If you assume x is time it's a little more logical and visual.
Answer:
10x+5
Step-by-step explanation:
You would add 3x and 7x
you would leave 5 alone because it has no x thus it can not be added to the 3x and 7x
Answer:
cos(logx)*(1/x)
Step-by-step explanation:
(sin(logx))'=cos(logx)*logx'=cos(logx)*(1/x)
Isn't a semi-circle half of a circle? (correct me if I'm wrong) (I'm horrible at math but I might be able to help you figure out what the question is asking) Are there any answer questions we can choose from or is it just a short writing question?