The empty set (or null set) is a subset of set(s) 1. no other 2.every 3.some 4. the infinite

Anumber cube is rolled and a coin is tossed. the number cube and the coin are fair. what is the probability that the number rolled is less than 4 and the coin toss is tails?

The area of a rectangle is 54x^9y^8 square yards.if the length of the rectangle is 6x^3y^4 yards,which expression represents the width of the rectangle in yards

What is the value of f(x) = 2.2 for f(-2)?