ALGEBRA 1

If 2w² = 242; find w

Solution

2w² = 242

2w² = 242               [Dividing by 2 both sides]

2          2

w² = 121

w = 11          Because the square root of 121 is 11.   

Hence w = 11         

TRY THIS……………………….

If 3y² = 432; find y.