Skip to content / Đến nội dung
ThichHocToan.com

2019 AIME I Question 8

AIME · 2019 AIME I

Question 8

Let $x$ be a real number such that $\sin^{10} x + \cos^{10} x = \frac{11}{36}.$ Then $\sin^{12} x + \cos^{12} x = \frac{m}{n},$ where $m$ and $n$ are relatively prime positive integers. Find $m + n.$