When lemonade is made with a 12-ounce can of concentrate, the directions call for 36 ounces of water to be added. once the lemonade is mixed, how many cups of lemonade could be served?

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.

"if it is my birthday, then it is snowing"