The AP reports: The Dallas Mavericks don’t need their ‘A’ game to beat the Memphis Grizzlies. Dirk Nowitzki scored 21 points, Jason Terry added 17, and the Mavericks stretched their winning streak against the Grizzlies to 13 games with a 100-82 victory on Tuesday night. Josh Howard added 14 points, and Erick Dampier contributed 13 points and nine rebounds for the Mavericks, who have won 14 of 18… Hakim Warrick had 17 points, and Rudy Gay added 16 points and nine rebounds for Memphis. Kyle Lowry scored 15 points for the Grizzlies, coming off a nine-point home loss to the Los Angeles Lakers on Monday night.