If p and q are integers, such that p< 0< q, which of the following must be true?
I. 2p< 2q
II. p2< q2
III. p+q=0

• option I only can always true
• 13 years agoHelpfull: Yes(2) No(0)
• 2p
• 14 years agoHelpfull: Yes(1) No(3)
• 2p
• 14 years agoHelpfull: Yes(0) No(5)
• From the given question, p is negative number and q is positive number.
  So clearly 2p
• 14 years agoHelpfull: Yes(0) No(5)
• I.2p
• 14 years agoHelpfull: Yes(0) No(2)
• since p
• 14 years agoHelpfull: Yes(0) No(3)
• ans)2p
• 14 years agoHelpfull: Yes(0) No(2)
• I.2p
• 13 years agoHelpfull: Yes(0) No(2)