169 + 169 = 338
x2+26x = 68 Completing the square: (x+13)2-169-68 = 0 (x+13)2-237 = 0 x+13 = -/+ sq rt 237 x = -13-/+ sq rt 237
237 + 195 + 5 = 437
237 + 416 = 653
237
169 + 169 = 338
163 + 432 + 237 + 548 = 1,380
237 + 63 = 300
237 + 416 = 653
237 + 195 + 5 = 437
x2+26x = 68 Completing the square: (x+13)2-169-68 = 0 (x+13)2-237 = 0 x+13 = -/+ sq rt 237 x = -13-/+ sq rt 237
1 357 826 828
1 + 169 = 170
361
256 + 225 - 196 + 169 = 454
926
237