Find the common difference for the following sequence and fill in the missing terms show all calculations. -12,__,10,32,43

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)

When you have 25 numbers, and jake picks 3 random numbers and puts them back, what is the chance bob has of picking those 3 numbers when he picks 6 random numbers (without putting them back)? explain.

You dug a hole that was 8 feet deep. after taking a short break, you dug down 3 more feet in the same hole. when finished digging, a tractor accidentally filled the hole with 4 feet of dirt. how deep is your hole now?