Understand square root concept: Understand the concept of a square root. The square root of a number is a value that, when multiplied by itself, gives the original number. For positive numbers, there are always two square roots: one positive and one negative. However, the question specifically asks for the positive square root.
Calculate positive square root of 16: Calculate the positive square root of 16. To find the positive square root of 16, we need to determine which positive number multiplied by itself equals 16. 4×4=16 Therefore, the positive square root of 16 is 4.