A bag of hard candy contains 4 pieces of butterscotch candy 5 pieces of caramel and 3 pieces of toffee candy Dan reaches into the bag and pulls out 2 pieces of candy. What is the probability that Dan pulled out a caramel and a toffee

a complex number is a number that can be expressed in the form a + bi, where a and b are real numbers, and i is a solution of the equation x2 = −1. because no real number satisfies this equation, i is called an imaginary number. has no real solution, since the square of a real number cannot be negative.

practice. practice. practice.