Choose the best choice for the question below.
20. Which sentence is written correctly?
A. The book or the pen are in the drawer.
B. She and her friend is going to the mall.
C. Mary and her brother wishes that they could go.
D. My father or my mother is giving us a ride to
school.

Step-by-step explanation:

a and b may be the correct answer

correct choice is b

step-by-step explanation:

when you calculate the average rate of change of a function, you are finding the slope of the secant line between the two points. for the function the average rate of change from point to point can be calculated as

to find the average rate of change from day 2 to day 10, note that at day 2, 8 houses were sold, so a(2,8) and at day 10, 2 houses were sold, so b(10,2). thus,

step-by-step explanation:

to find if any function is an inverse of the other, put the first equation in as x in the next one. then simplify and solve. if at the end you get the statement y = x, then it is an inverse. if you get anything else, it is not.