Factor a^2-64

Problem

a2−64

Solution

1. Identify the expression as a difference of two squares, which follows the general form x2−y2

2. Determine the square roots of each term. The square root of a2 is a and the square root of 64 is 8

3. Apply the formula for the difference of squares, which is x2−y2=(x−y)*(x+y)

4. Substitute x=a and y=8 into the formula to obtain the factored form.

Final Answer

a2−64=(a−8)*(a+8)

Want more problems? Check here!