Technically, the square root of a negative number cannot be taken, but if imaginary numbers are allowed, the answer would be 2i. It can be tempting for those people just learning how to deal with square roots to assume t... More »

A square root is the result of "unsquaring" a number, or the reversal of the process of squaring. The root is, as its name implies, a squared number reduced to its most basic form. More »

The fourth root of 16 is 2. In mathematics, the fourth root of a number is a number r that yields z when raised to power 4, where 4 is the degree of the root. More »

When adding integers, some basic rules apply: adding two positive numbers results in a positive answer and adding two negative numbers results in a negative answer. When adding a positive and a negative, students should ... More »

The numbers to add in an addition problem are called addends, summands or terms, while the answer to the problem is the sum. In the number sentence a+b=c, a and b are addends, while c is the sum. More »

To rename mixed numbers in simplest form, simply multiply the denominator by the whole number and add the numerator, putting that answer over the original denominator. The answer results in a numerator that is larger tha... More »

The cube root of 64 is 4. The cube root of a chosen number can be verified by multiplying a smaller number by itself three times in order to get the chosen number. More »