X 2 169 July 8, 2019 16 32 64 128 X 2 169 0 X 2 169x 3600 0 X 2 169 factored X 2 169 extracting square roots X 2 169 0 solve by factoring X 2 169 square root X 2 169x 3600 X 2 169 factorise X 4 2 169 X 2 26x 169 X 2 26x 169 =- 13 X 2 26x 169 0 25 x 2 169 144 x 2 169 X 3 2 169
