2003 AMC 10A Problems/Problem 5
Contents
[hide]Problem
Let and denote the solutions of . What is the value of ?
Solution
Solution 1
Using factoring:
or
So and are and .
Therefore the answer is
Solution 2
We can use the sum and product of a quadratic:
See Also
2003 AMC 10A (Problems • Answer Key • Resources) | ||
Preceded by Problem 4 |
Followed by Problem 6 | |
1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 • 16 • 17 • 18 • 19 • 20 • 21 • 22 • 23 • 24 • 25 | ||
All AMC 10 Problems and Solutions |