trung vị {90, 94, 53, 68, 79, 84, 87, 72, 70, 69, 65, 89, 85}

大键盘 »

\square^{2}

x^{\square}

\sqrt{\square}

\nthroot[\msquare]{\square}

\frac{\msquare}{\msquare}

\log_{\msquare}

\pi

\theta

\infty

\int

\frac{d}{dx}

\ge	\le	\cdot	\div	x^{\circ}	(\square)	\|\square\|	(f\:\circ\:g)	f(x)	\ln	e^{\square}
\left(\square\right)^{'}	\frac{\partial}{\partial x}	\int_{\msquare}^{\msquare}	\lim	\sum	\sin	\cos	\tan	\cot	\csc	\sec

正确答案 :)

让我们再次尝试 :(

Try to further simplify

常用操作