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November 22, 201767含参不等式19 minutesPlay不等式ax<ba>0时,解集为x<b/aa<0时,解集为x>b/aa=0时,如果b>0,解集为任意实数如果b≤0,不等式无解【例67_1】解关于x的不等式:kx+1>3...moreShareView all episodesBy 方先生侃数理化November 22, 201767含参不等式19 minutesPlay不等式ax<ba>0时,解集为x<b/aa<0时,解集为x>b/aa=0时,如果b>0,解集为任意实数如果b≤0,不等式无解【例67_1】解关于x的不等式:kx+1>3...more
November 22, 201767含参不等式19 minutesPlay不等式ax<ba>0时,解集为x<b/aa<0时,解集为x>b/aa=0时,如果b>0,解集为任意实数如果b≤0,不等式无解【例67_1】解关于x的不等式:kx+1>3...more