perplexus.info :: Probability : Roots Of The Equation

Roots Of The Equation (Posted on 2003-08-20)

Let us consider the quadratic equation: ax² + bx + c = 0.

We assign values to the coefficients a, b and c by throwing a die.

What is the probability that the equation will have real roots ?

Submitted by Ravi Raja

Rating: 2.6667 (9 votes)

Solution: (Hide)

Look at DJ's solution here.

Comments: ( You must be logged in to post comments.)

Subject	Author	Date
Puzzle Answer	K Sengupta	2024-03-08 13:13:48
Roots of Quadratic Equation	Gordon Steel	2003-09-22 17:34:38
Number of roots	Lorne Hrynkiw	2003-09-09 03:35:27
re(3): Vocabulary mistake	Ravi Raja	2003-08-29 02:15:55
re(2): Vocabulary mistake	Talon5000	2003-08-23 03:16:50
re: Vocabulary mistake	Ravi Raja	2003-08-23 01:11:19
Die Based Coefficients	Gordon Steel	2003-08-22 18:33:51
Nice solution DJ	Adam Sisco	2003-08-21 10:55:01
re: Quadratic Equation Coefficients	DJ	2003-08-20 23:33:13
Quadratic Equation Coefficients	Gordon Steel	2003-08-20 19:35:28
re: Vocabulary mistake	DJ	2003-08-20 19:02:38
Vocabulary mistake	Gamer	2003-08-20 16:00:48
Regarding the Problem: Levik	Ravi Raja	2003-08-20 10:59:06
re: Full Solution	DJ	2003-08-20 10:39:21
re: solution	Charlie	2003-08-20 10:19:30
Full Solution	DJ	2003-08-20 10:14:16
solution	derek	2003-08-20 09:51:27

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