Difference between revisions of "2018 AMC 12A Problems/Problem 9"
(Created page with "== Problem == Which of the following describes the largest subset of values of <math>y</math> within the closed interval <math>[0,\pi]</math> for which <cmath>\sin(x+y)\leq \...") |
(No difference)
|
Revision as of 16:12, 8 February 2018
Problem
Which of the following describes the largest subset of values of within the closed interval for which for every between and , inclusive?
Solution
On the interval sine is nonnegative; thus for all . The answer is . (CantonMathGuy)
See Also
2018 AMC 12A (Problems • Answer Key • Resources) | |
Preceded by Problem 8 |
Followed by Problem 10 |
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 |
The problems on this page are copyrighted by the Mathematical Association of America's American Mathematics Competitions.