Question Number 113959 by mohammad17 last updated on 16/Sep/20

if a,b areal number such that a>b ,c<0 then     (1)c.b≥c.a    (2) c.b>c.a    (3) c.a>c.b    chouse the right answer

Answered by 1549442205PVT last updated on 16/Sep/20

Choose (2)  because from a>b multiplying  two sides of the inequality by one  number c<0 we will obtain an  inequality with opposite  sign  ac<bc or cb>ca