- 11 Tháng chín 2019
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- THPT Phạm Văn Đồng


[tex]y=\frac{sin^{2}2x+3sin4x}{2cos^{2}2x-sin4x+2}[/tex]
A. [tex]max y=\frac{5-2\sqrt{22}}{4}; min y = \frac{5+2\sqrt{22}}{4}[/tex]
B. [tex]max y=\frac{5-2\sqrt{22}}{14}; min y = \frac{5+2\sqrt{22}}{14}[/tex]
C. [tex]max y=\frac{5-2\sqrt{22}}{8}; min y = \frac{5+2\sqrt{22}}{8}[/tex]
D. [tex]max y=\frac{5-2\sqrt{22}}{7}; min y = \frac{5+2\sqrt{22}}{7}[/tex]
A. [tex]max y=\frac{5-2\sqrt{22}}{4}; min y = \frac{5+2\sqrt{22}}{4}[/tex]
B. [tex]max y=\frac{5-2\sqrt{22}}{14}; min y = \frac{5+2\sqrt{22}}{14}[/tex]
C. [tex]max y=\frac{5-2\sqrt{22}}{8}; min y = \frac{5+2\sqrt{22}}{8}[/tex]
D. [tex]max y=\frac{5-2\sqrt{22}}{7}; min y = \frac{5+2\sqrt{22}}{7}[/tex]