2021 AMC 12A Problems/Problem 22
Problem
Suppose that the roots of the polynomial are
and
, where angles are in radians. What is
?
Solution
Part 1: solving for
Multiply by
Then use sine addition formula backwards:
This is in progress - I am working on solutions for a and b.
~Tucker
See also
2021 AMC 12A (Problems • Answer Key • Resources) | |
Preceded by Problem 21 |
Followed by Problem 23 |
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 12 Problems and Solutions |
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