Mathway | 热门问题

热门问题

等级	主题	问题	格式化的问题
49501	求解该三角形	theta=-(3pi)/4	$θ = - \frac{3 π}{4}$
49502	求解该三角形	theta=225 次数	$θ = 225 °$
49503	求X轴截距和Y轴截距	y=(1/4)^x	$y = {(\frac{1}{4})}^{x}$
49504	求X轴截距和Y轴截距	y=(4x^2-100)/(2x^2+x-15)	$y = \frac{4 x^{2} - 100}{2 x^{2} + x - 15}$
49505	求X轴截距和Y轴截距	y=(6-3x)/(x^2-5x+6)	$y = \frac{6 - 3 x}{x^{2} - 5 x + 6}$
49506	求X轴截距和Y轴截距	y=cos(theta)	$y = \cos (θ)$
49507	求X轴截距和Y轴截距	y=-2x^2-2x+4	$y = - 2 x^{2} - 2 x + 4$
49508	求X轴截距和Y轴截距	y=2(x+3)^2+10	$y = 2 {(x + 3)}^{2} + 10$
49509	求X轴截距和Y轴截距	y=csc(x)	$y = \csc (x)$
49510	求X轴截距和Y轴截距	t=(7pi)/4	$t = \frac{7 π}{4}$
49511	求X轴截距和Y轴截距	r=8sin(theta)	$r = 8 \sin (θ)$
49512	求X轴截距和Y轴截距	r=7	$r = 7$
49513	求出下一项	3 , 7.5 , 18.75 , 46.875 , 117.1875 , 292.96875 , 732.421875 , 1831.0546875 , 4577.63671875	$3$ , $7.5$ , $18.75$ , $46.875$ , $117.1875$ , $292.96875$ , $732.421875$ , $1831.0546875$ , $4577.63671875$
49514	求X轴截距和Y轴截距	y=x^2-8x-16	$y = x^{2} - 8 x - 16$
49515	求X轴截距和Y轴截距	y=5cos(x)	$y = 5 \cos (x)$
49516	求X轴截距和Y轴截距	y=-x^2+12x-1	$y = - x^{2} + 12 x - 1$
49517	求出该区间上的解	3csc(theta)-2=0[0,2pi) 的平方根	$\sqrt{3} \csc (θ) - 2 = 0 [0, 2 π)$
49518	求出该区间上的解	sec(theta)-1=0 , [0,2pi)	$\sec (θ) - 1 = 0$ , $[0, 2 π)$
49519	求出圆心	((x-3)^2)/4+((y+1)^2)/9=1	$\frac{{(x - 3)}^{2}}{4} + \frac{{(y + 1)}^{2}}{9} = 1$
49520	求出该区间上的解	2sin(theta)^2-3sin(theta)+1=0 , [0,2pi)	$2 \sin^{2} (θ) - 3 \sin (θ) + 1 = 0$ , $[0, 2 π)$
49521	求出该区间上的解	cos(2theta)+cos(theta)=0 , 0<=theta<=360	$\cos (2 θ) + \cos (θ) = 0$ , $0 \leq θ \leq 360$
49522	求出该区间上的解	sin(4x)cos(x)-sin(x)cos(4x)=-( 2)/2 , [0,2pi) 的平方根	$\sin (4 x) \cos (x) - \sin (x) \cos (4 x) = - \frac{\sqrt{2}}{2}$ , $[0, 2 π)$
49523	转换为矩形	x=t^2 , y=2t	$x = t^{2}$ , $y = 2 t$
49524	求根（零点）	32(cos(pi/3)+isin(pi/3))	$32 (\cos (\frac{π}{3}) + i \sin (\frac{π}{3}))$
49525	求根（零点）	(x^2+x-6)/(x^2-x-6)	$\frac{x^{2} + x - 6}{x^{2} - x - 6}$
49526	求根（零点）	8(cos((4pi)/5)+isin((4pi)/5))	$8 (\cos (\frac{4 π}{5}) + i \sin (\frac{4 π}{5}))$
49527	求解该三角形	tri{}{60}{10}{}{9}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 10 \\ a = & 9 \end{matrix} & \begin{matrix} A = & 60 \\ B = \\ C = \end{matrix} \end{matrix}$
49528	求解该三角形	tri{}{60}{6}{30}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 6 \\ a = \end{matrix} & \begin{matrix} A = & 60 \\ B = & 30 \\ C = & 90 \end{matrix} \end{matrix}$
49529	求解该三角形	tri{10}{}{}{}{10}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 10 \\ c = \\ a = & 10 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49530	求解该三角形	tri{1}{}{1}{}{1}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 1 \\ c = & 1 \\ a = & 1 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49531	求解该三角形	tri{1020}{}{740}{}{840}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 1020 \\ c = & 740 \\ a = & 840 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49532	求解该三角形	tri{12}{}{}{}{16}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 12 \\ c = \\ a = & 16 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49533	求解该三角形	tri{11}{}{11}{}{9}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 11 \\ c = & 11 \\ a = & 9 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49534	求解该三角形	tri{10}{}{14}{}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 10 \\ c = & 14 \\ a = \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49535	求解该三角形	tri{10}{}{}{}{4}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 10 \\ c = \\ a = & 4 \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49536	求解该三角形	tri{10}{}{}{}{5}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 10 \\ c = \\ a = & 5 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49537	求解该三角形	tri{}{45}{}{45}{8}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = \\ a = & 8 \end{matrix} & \begin{matrix} A = & 45 \\ B = & 45 \\ C = & 90 \end{matrix} \end{matrix}$
49538	求解该三角形	tri{}{35}{5}{}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 5 \\ a = \end{matrix} & \begin{matrix} A = & 35 \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49539	求解该三角形	tri{}{}{9}{}{6}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 9 \\ a = & 6 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49540	求解该三角形	tri()(30)()(60)(3 3)(90) 的平方根	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = \\ a = & 3 \sqrt{3} \end{matrix} & \begin{matrix} A = & 30 \\ B = & 60 \\ C = & 90 \end{matrix} \end{matrix}$
49541	求解该三角形	tri{}{30}{10}{}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 10 \\ a = \end{matrix} & \begin{matrix} A = & 30 \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49542	求解该三角形	tri{}{30}{1}{60}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 1 \\ a = \end{matrix} & \begin{matrix} A = & 30 \\ B = & 60 \\ C = & 90 \end{matrix} \end{matrix}$
49543	求解该三角形	tri{}{30}{12}{}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 12 \\ a = \end{matrix} & \begin{matrix} A = & 30 \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49544	求解该三角形	tri{}{}{8}{}{4}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 8 \\ a = & 4 \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49545	求解该三角形	tri{}{}{6}{}{3}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 6 \\ a = & 3 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49546	求解该三角形	tri{}{}{6}{}{4}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 6 \\ a = & 4 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49547	求解该三角形	tri{}{}{26.4}{35}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 26.4 \\ a = \end{matrix} & \begin{matrix} A = \\ B = & 35 \\ C = & 90 \end{matrix} \end{matrix}$
49548	求解该三角形	tri{}{}{26}{60}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 26 \\ a = \end{matrix} & \begin{matrix} A = \\ B = & 60 \\ C = & 90 \end{matrix} \end{matrix}$
49549	求解该三角形	tri{}{}{27}{54}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 27 \\ a = \end{matrix} & \begin{matrix} A = \\ B = & 54 \\ C = & 90 \end{matrix} \end{matrix}$
49550	使用部分分式分解法进行分解	(13x+2)/((3x+1)^2)	$\frac{13 x + 2}{{(3 x + 1)}^{2}}$
49551	使用部分分式分解法进行分解	(4x^2-32x+72)÷((x+1)(x-5)^2)	$(4 x^{2} - 32 x + 72) \div ((x + 1) {(x - 5)}^{2})$
49552	通过代入法求解	3x+y=5x^2-4y=-40	$3 x + y = 5 x^{2} - 4 y = - 40$
49553	通过代入法求解	x+y=180 ; x=1/4y-24	$x + y = 180$ ; $x = \frac{1}{4} y - 24$
49554	求解该三角形	tri{}{}{17}{44}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 17 \\ a = \end{matrix} & \begin{matrix} A = \\ B = & 44 \\ C = & 90 \end{matrix} \end{matrix}$
49555	求解该三角形	tri{}{}{13}{}{7}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 13 \\ a = & 7 \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49556	求解该三角形	tri{}{}{15}{}{9}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 15 \\ a = & 9 \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49557	求解该三角形	tri()()(16)(67 次数 )()(90 次数 )	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 16 \\ a = \end{matrix} & \begin{matrix} A = \\ B = & 67 \\ C = & 90 \end{matrix} \end{matrix}$
49558	求解该三角形	tri{}{}{12}{}{5}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 12 \\ a = & 5 \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49559	求解该三角形	tri{}{}{}{40}{8}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = \\ a = & 8 \end{matrix} & \begin{matrix} A = \\ B = & 40 \\ C = & 90 \end{matrix} \end{matrix}$
49560	求解该三角形	tri{}{}{10}{}{5}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 10 \\ a = & 5 \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49561	求解该三角形	tri{}{}{11}{}{6}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 11 \\ a = & 6 \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49562	求解该三角形	tri{}{}{12}{}{}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 12 \\ a = \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49563	求解该三角形	tri{5.6}{}{10.6}{}{}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 5.6 \\ c = & 10.6 \\ a = \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49564	求解该三角形	tri{40}{}{41}{}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 40 \\ c = & 41 \\ a = \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49565	求解该三角形	tri{5}{}{12}{}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 5 \\ c = & 12 \\ a = \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49566	求解该三角形	tri{5}{}{}{65}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 5 \\ c = \\ a = \end{matrix} & \begin{matrix} A = \\ B = & 65 \\ C = & 90 \end{matrix} \end{matrix}$
49567	求解该三角形	tri{5}{}{}{}{5}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 5 \\ c = \\ a = & 5 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49568	求解该三角形	tri{5}{}{}{}{5}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 5 \\ c = \\ a = & 5 \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49569	求解该三角形	tri{6}{}{10}{}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 6 \\ c = & 10 \\ a = \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49570	求解该三角形	tri{7}{}{}{}{6}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 7 \\ c = \\ a = & 6 \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49571	求解该三角形	tri{8}{}{15}{}{17}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 8 \\ c = & 15 \\ a = & 17 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49572	求解该三角形	tri{7}{}{}{45}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 7 \\ c = \\ a = \end{matrix} & \begin{matrix} A = \\ B = & 45 \\ C = & 90 \end{matrix} \end{matrix}$
49573	求解该三角形	tri{7}{}{10}{}{}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 7 \\ c = & 10 \\ a = \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49574	求解该三角形	tri{7}{}{10}{}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 7 \\ c = & 10 \\ a = \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49575	求解该三角形	tri{6}{}{8}{}{7}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 6 \\ c = & 8 \\ a = & 7 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49576	求解该三角形	tri{6}{}{8}{}{}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 6 \\ c = & 8 \\ a = \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49577	求解该三角形	tri{20}{}{}{}{21}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 20 \\ c = \\ a = & 21 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49578	求解该三角形	tri{2}{30}{}{60}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 2 \\ c = \\ a = \end{matrix} & \begin{matrix} A = & 30 \\ B = & 60 \\ C = & 90 \end{matrix} \end{matrix}$
49579	求解该三角形	tri{2}{}{}{}{3}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 2 \\ c = \\ a = & 3 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49580	求解该三角形	tri{15}{}{39}{}{36}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 15 \\ c = & 39 \\ a = & 36 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49581	求解该三角形	tri{15}{30}{}{60}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 15 \\ c = \\ a = \end{matrix} & \begin{matrix} A = & 30 \\ B = & 60 \\ C = & 90 \end{matrix} \end{matrix}$
49582	求解该三角形	tri{18}{}{}{}{24}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 18 \\ c = \\ a = & 24 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49583	求解该三角形	tri{16}{}{20}{}{12}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 16 \\ c = & 20 \\ a = & 12 \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49584	求解该三角形	tri{12}{}{20}{}{}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 12 \\ c = & 20 \\ a = \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49585	求解该三角形	tri{12}{}{37}{}{35}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 12 \\ c = & 37 \\ a = & 35 \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49586	求解该三角形	tri{15}{}{}{}{20}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 15 \\ c = \\ a = & 20 \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49587	求解该三角形	tri{12}{}{}{44}{23}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 12 \\ c = \\ a = & 23 \end{matrix} & \begin{matrix} A = \\ B = & 44 \\ C = \end{matrix} \end{matrix}$
49588	求解该三角形	tri(12)()()()(5)(90 次数 )	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 12 \\ c = \\ a = & 5 \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49589	求解该三角形	tri{23}{}{}{105}{14}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 23 \\ c = \\ a = & 14 \end{matrix} & \begin{matrix} A = \\ B = & 105 \\ C = \end{matrix} \end{matrix}$
49590	求解该三角形	tri{234}{52}{}{}{178}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 234 \\ c = \\ a = & 178 \end{matrix} & \begin{matrix} A = & 52 \\ B = \\ C = \end{matrix} \end{matrix}$
49591	求解该三角形	tri{24}{}{26}{}{}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 24 \\ c = & 26 \\ a = \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49592	求解该三角形	tri{3}{}{}{}{3}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 3 \\ c = \\ a = & 3 \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49593	求解该三角形	tri{28}{}{35}{}{21}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 28 \\ c = & 35 \\ a = & 21 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49594	求解该三角形	tri(4 3)(30)()(60)()(90) 的平方根	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 4 \sqrt{3} \\ c = \\ a = \end{matrix} & \begin{matrix} A = & 30 \\ B = & 60 \\ C = & 90 \end{matrix} \end{matrix}$
49595	求解该三角形	tri{4}{}{4}{}{2}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 4 \\ c = & 4 \\ a = & 2 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
49596	求解该三角形	tri{3}{30}{}{}{4}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 3 \\ c = \\ a = & 4 \end{matrix} & \begin{matrix} A = & 30 \\ B = \\ C = \end{matrix} \end{matrix}$
49597	求解该三角形	tri{3}{}{6}{}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 3 \\ c = & 6 \\ a = \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49598	求解该三角形	tri{36}{}{39}{}{15}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 36 \\ c = & 39 \\ a = & 15 \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49599	求解该三角形	tri{9}{}{}{}{4}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 9 \\ c = \\ a = & 4 \end{matrix} & \begin{matrix} A = \\ B = \\ C = & 90 \end{matrix} \end{matrix}$
49600	求解该三角形	tri{8}{}{9}{}{6}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = & 8 \\ c = & 9 \\ a = & 6 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$