Evaluate 48^2 − 30^2 using an arithmetic identity.
Note
Use a²−b²=(a−b)(a+b). Here (48−30)(48+30) = 1404.
Evaluate 48^2 − 30^2 using an arithmetic identity.
Use a²−b²=(a−b)(a+b). Here (48−30)(48+30) = 1404.