Question

Louise completed the work shown below. (5x3 + 3)2 = (5x3)2 + (3)2 = 25x6 + 9 Determine if Louise’s answer is correct. Explain.

Answer 1

(5*3+3)2 = 25*6+9

LHS
(5*3+3)2
(15+3)2
18*2
36

RHS
25*6+9
150+9
159

therefore, LHS # RHS
the Louise's answer is not correct.