Question 4: 20 pts Jack orders a salad with 2 dressings for lunch. There are 13 dressings to choose from. How many different ways
can he select a salad?

How to choose the sign of the radical in the denominator of the formula for the distance from a point to a line.

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?

Which expression gives the exact value of x?