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For what value of k will the sum of the roots of the

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New post 30 Jan 2004, 19:58
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For what value of k will the sum of the roots of the equation
7x^2 + (3k + 2)x + 5 + k = 0 be equal to the product of the roots?

a. (-3/4)
b. (3/4)
c. (-7/4)
d. (7/4)
e. go to bed :angry :fu
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New post 30 Jan 2004, 20:04
C) -7/4. :sleep
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New post 30 Jan 2004, 20:07
ok wake - up////how did u get that. I didn't
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New post 30 Jan 2004, 20:13
:butt :butt Let p& q be the roots then w r given that p+q=p*q we know that p+q= -b/a= -3k-2/7 and p*q= c/a = 5 +k/7 solve and we get the value of k = -7/4 :yak had enough of :drunk :drunk
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New post 30 Jan 2004, 20:16
idid that, and got different answer.
i'm going to bed now for sure.
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New post 30 Jan 2004, 20:17
:bebe :-D :-D
  [#permalink] 30 Jan 2004, 20:17
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