Which model correctly represents the product of (x+3) and (x+4)?
Required
1 point
1
Question 3
3.
The ordered pairs in the sets shown below are of the form (x,y). In which sets is y a function of x?
Required
1 point
1
Question 4
4.
The depth of a lake, d, varies directly with r, the amount of rainfall last month. If k is the constant of variation, which equation represents the situation?