Which expression represents the number of possible combinations of n items taken r at a time?

If the volume of the prism is represented by 15x2 + x + 2 and the height is x2, which expression represents B, the area of the base?

Based on the graph what are the solutions of the equation x^3-6x^2+9x=0?

What are the coordinates of Ry = x (a)

6/8 bigger or less then 1/2

Eric is a real estate agent. He makes a 5% commission on each house he sells. Last month, Eric sold three houses. The sale price of each house is shown in the table.

the formula to find the period of orbit a satellite around a planet is T^2 = (4pi^2/GM) r^3 where r is the orbits mean radius. If you are givin all the values except r, how do you rewrite the formula to solve for r

Find the quotient 744 divided by 3.1

Find the inverse of f (X) = 1/3x+1

What is another way to say 7:30

What is the mean of Variable B? Express answer to one decimal place.