Calculate the square root of 256

Problem

√(,256)

Solution

1. Identify the number under the radical, which is 256

2. Determine if 256 is a perfect square by checking integers whose square is near 250

3. Test the integer 16 by multiplying it by itself.

4. Calculate the product: 16×16=256

5. Conclude that the principal square root of 256 is 16

Final Answer

√(,256)=16

Want more problems? Check here!