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   1. the maximum value of 

  4-x-x²  ?

  2. if  x²+ax+a²+6a < 0 for all

  1< x<2 then 

  a) -2^{[ ]}2  a2^{[ ]}2

  b) -4-2(root3)   a -4+2(root3)

  c)-7/2-(root45)/2 a  -7/2+(root45)/2

  d)none of these

Author	Message
shilpa123 Senior Member Joined: 16May2007 Online Status: Offline Posts: 232	Topic: test in maths Posted: 19Aug2007 at 10:06pm
	1. the maximum value of 4-x-x² ? 2. if x²+ax+a²+6a < 0 for all 1< x<2 then a) -2^{[ ]}2 a2^{[ ]}2 b) -4-2(root3) a -4+2(root3) c)-7/2-(root45)/2 a -7/2+(root45)/2 d)none of these Post Resume: Click here to Upload your Resume & Apply for Jobs

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vikram_roy Newbie Joined: 12Sep2007 Location: India Online Status: Offline Posts: 1	Posted: 14Sep2007 at 6:31am
	the value of the 1st problem is 17/4.
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