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02 Mar 2020, 05:47
Kudos
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B
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
75%
(hard)
Question Stats:
45% (01:28) correct
55%
(01:57)
wrong
based on 196
sessions
History
Date
Time
Result
Not Attempted Yet
If a, b, and c are the solutions of the equation \(x^3 – 3x^2 – 4x + 5 = 0\), what is the value of \(\frac{1}{ab} + \frac{1}{bc} + \frac{1}{ca}\)?
A. -4/5
B. -3/5
C. 3/5
D. 4/5
E. 1
Are You Up For the Challenge: 700 Level Questions
A. -4/5
B. -3/5
C. 3/5
D. 4/5
E. 1
Are You Up For the Challenge: 700 Level Questions
02 Mar 2020, 06:26
Kudos
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Bunuel
The solution of the question is as mentioned below. The video solution explains the steps well.
Answer: Option B
Attachments
Screenshot 2020-03-02 at 7.01.16 PM.png [ 857.75 KiB | Viewed 6694 times ]
General Discussion
28 Mar 2025, 15:12
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A member just gave Kudos to this thread, showing it’s still useful. I’ve bumped it to the top so more people can benefit. Feel free to add your own questions or solutions.
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