Question

write an expression that represents the area of a rectangle with length 6a^2b and width 3ab

Answer 1

Am presuming the length is 6a²b
width = 3ab

Area =  length * width =  6a²b * 3ab = 6*3*a²b*ab = 18a²⁺¹b¹⁺¹

= 18a³b²

Area = 18a³b²        square units.