Evaluate 24^2 − 42^2 using an arithmetic identity.
Note
Use a²−b²=(a−b)(a+b). Here (24−42)(24+42) = -1188.
Evaluate 24^2 − 42^2 using an arithmetic identity.
Use a²−b²=(a−b)(a+b). Here (24−42)(24+42) = -1188.