#hmweleiUnmoderated tagAll postsTrending CommunitiesSteemitCryptoAcademyNewcomers' Communityআমার বাংলা ব্লগKorea • 한국 • KR • KOSTEEM CN/中文Steem POD TeamSteem AllianceAVLE 일상WORLD OF XPILARBeauty of CreativityTron Fan ClubSCT.암호화폐.CryptoExplore Communities...#hmweleiTrendingHotNewPayoutsMutedthureintun (41)in #hmwelei • 6 years agomso posttestSets The set A = { x\ x2 – 7x + 12 =0 } is A.{ 3 , 4 } B. { -3 , 4 } C.{ 3 , -4 } D.{ -3 , -4 } E.…