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已知直线平行,则K得值是
A 1或3 B .1或5 C. 3或5 D. 1或2 ( )
已知直线平行,则k得值是( )
A. 1或3 B.1或5 C.3或5 D.1或2
15.已知直线平行,则K得值是( )
(A) 1或3 (B)1或5 (C)3或5 (D)1或2