What is the square root of 16?

The square root of 16 is a number that, when multiplied by itself, equals 16. The principal, or positive, square root of 16 is 4, because 4 * 4 = 16.

  • The concept of a <a href="https://www.wikiwhat.page/kavramlar/Square%20Root">Square Root</a> is a fundamental one in mathematics.

  • 16 is considered a <a href="https://www.wikiwhat.page/kavramlar/Perfect%20Square">Perfect Square</a> because its square root is an integer (a whole number).

  • While 4 is the principal square root, it's also important to remember that (-4) * (-4) = 16, so -4 is also a square root of 16. However, when we refer to "the" square root, we usually mean the positive one.