Mathway | Problemi più comuni

Problemi più comuni

Livello	Argomento	Problema	Problema formattato
26701	求解x	sin(x)=0.11111	$\sin (x) = 0.11111$
26702	求解x	(x+7)/(x-3)*(forx)=8	$\frac{x + 7}{x - 3} \cdot (f o r x) = 8$
26703	求解@VAR	z^4+4 radice quadrata di 2z^2+16=0	$z^{4} + 4 \sqrt{2} z^{2} + 16 = 0$
26704	求解x	1-tan(x)^2=(cos(2x))/(cos(x)^2)	$1 - \tan^{2} (x) = \frac{\cos (2 x)}{\cos^{2} (x)}$
26705	求解x	x=arctan(3/2)	$x = \arctan (\frac{3}{2})$
26706	求解x	x=p	$x = p$
26707	求解x	xx+xy=x*(x radice quadrata di x)	$x x + x y = x \cdot (x \sqrt{x})$
26708	求解x	[0,pi/2]=cos(9x)=-1	$[0, \frac{π}{2}] = \cos (9 x) = - 1$
26709	求解x	(12/13)^2+cos(x)^2=1	${(\frac{12}{13})}^{2} + \cos^{2} (x) = 1$
26710	求解x	(2)cos(x)^2+cos(x)=0	$(2) \cos^{2} (x) + \cos (x) = 0$
26711	求解x	(2*8)^x=0.25	${(2 \cdot 8)}^{x} = 0.25$
26712	求解x	(2cot(2x))/(cos(x)-sin(x))=csc(x)+sec(x)	$\frac{2 \cot (2 x)}{\cos (x) - \sin (x)} = \csc (x) + \sec (x)$
26713	求解x	(3x-4)^2=16	${(3 x - 4)}^{2} = 16$
26714	求解x	(4x)^3=9^6	${(4 x)}^{3} = 9^{6}$
26715	求解x	(4x+5)^(1/3)-(6x-1)^(1/3)=0	${(4 x + 5)}^{\frac{1}{3}} - {(6 x - 1)}^{\frac{1}{3}} = 0$
26716	求解x	(csc(x)+cot(x))^2=(1+cos(x))/(1-cos(x))	${(\csc (x) + \cot (x))}^{2} = \frac{1 + \cos (x)}{1 - \cos (x)}$
26717	求解x	(sin(x)-tan(x))^3=sec(x)^3+3sec(x)^2tan(x)+3	${(\sin (x) - \tan (x))}^{3} = \sec^{3} (x) + 3 \sec^{2} (x) \tan (x) + 3$
26718	Trovare l'Angolo Coterminale	-(7pi)/6	$\tan^{2} (x) = - \frac{\sec (x) \cdot 3}{2}$
26719	求解x	(w+8)^3-8=0	${(w + 8)}^{3} - 8 = 0$
26720	求解x	(x)^2+(24)^2=(7)^2	${(x)}^{2} + {(24)}^{2} = {(7)}^{2}$
26721	求解x	(x+1)^2(x-2)+(x+1)(x-2)^2=0	${(x + 1)}^{2} (x - 2) + (x + 1) {(x - 2)}^{2} = 0$
26722	求解x	(x+1)^2=( radice quadrata di 9x-11)	${(x + 1)}^{2} = (\sqrt{9 x - 11})$
26723	求解x	(x+3)^2+(y-3)^2=53	${(x + 3)}^{2} + {(y - 3)}^{2} = 53$
26724	求解x	(x-1)/2=e^4	$\frac{x - 1}{2} = e^{4}$
26725	求解x	(x-1)^2+(g-2)^2=16	${(x - 1)}^{2} + {(g - 2)}^{2} = 16$
26726	求解x	(x-5)^2+(y-3)^2=9	${(x - 5)}^{2} + {(y - 3)}^{2} = 9$
26727	求解x	(x-h)^2+(y-k)^2=r^2	${(x - h)}^{2} + {(y - k)}^{2} = r^{2}$
26728	求解x	(x-y)^2+2xy-3=0	${(x - y)}^{2} + 2 x y - 3 = 0$
26729	求解x	(x-(-3))^2+(y-1)^2=10^2	${(x - (- 3))}^{2} + {(y - 1)}^{2} = 10^{2}$
26730	求解x	((x+3)^2)/25+((y-1)^2)/64=1	$\frac{{(x + 3)}^{2}}{25} + \frac{{(y - 1)}^{2}}{64} = 1$
26731	求解x	(\|a-5\|)/8=5	$\frac{\| a - 5 \|}{8} = 5$
26732	求解x	((3m)/(m-3))/2=(3m-1)/(m+3)	$\frac{\frac{3 m}{m - 3}}{2} = \frac{3 m - 1}{m + 3}$
26733	求解x	c/(c^2)=(sin(x))/(sin(x^2))	$\frac{c}{c^{2}} = \frac{\sin (x)}{\sin (x^{2})}$
26734	求第I象限中的其他三角函数值	sin(theta)=7/25	$\sin (θ) = \frac{7}{25}$
26735	求解x	(d^2y)/(dx^2)*(y)=(8x^3)/3-7x	$\frac{d^{2} y}{d x^{2}} \cdot (y) = \frac{8 x^{3}}{3} - 7 x$
26736	求解x	(e^x-e^(-x))/2=5	$\frac{e^{x} - e^{- x}}{2} = 5$
26737	求解x	sin(x)^2+sin(y)^2+sin(z)^2-2sin(x)sin(y)sin(z)=2	$\sin^{2} (x) + \sin^{2} (y) + \sin^{2} (z) - 2 \sin (x) \cdot \sin (y) \cdot \sin (z) = 2$
26738	求解x	(sin(x)^3+cos(x)^3)/(1-2cos(x)^2)=(sec(x)-sin(x))/(tan(x)-1)	$\frac{\sin^{3} (x) + \cos^{3} (x)}{1 - 2 \cos^{2} (x)} = \frac{\sec (x) - \sin (x)}{\tan (x) - 1}$
26739	求解x	( radice quadrata di 2)/2*csc(x-1)=0	$\frac{\sqrt{2}}{2} \cdot \csc (x - 1) = 0$
26740	求解x	( radice quadrata di 3)/2=25 1/2	$\frac{\sqrt{3}}{2} = 25 \frac{1}{2}$
26741	求解x	(x^2)/169+(y^2)/25=1	$\frac{x^{2}}{169} + \frac{y^{2}}{25} = 1$
26742	求解x	(x^2)/(x-4)=16/(x-4)	$\frac{x^{2}}{x - 4} = \frac{16}{x - 4}$
26743	求解x	(x^2-7)/(x+4)=f(x)	$\frac{x^{2} - 7}{x + 4} = f (x)$
26744	求解x	(y^2)/12+(x^2)/9=1	$\frac{y^{2}}{12} + \frac{x^{2}}{9} = 1$
26745	求解x	\|(3x-1)/5\|=1	$\| \frac{3 x - 1}{5} \| = 1$
26746	求解x	\|3-3x\|=6	$\| 3 - 3 x \| = 6$
26747	求解x	\|3x-2\|=10	$\| 3 x - 2 \| = 10$
26748	求解x	\|4x+3\|=6	$\| 4 x + 3 \| = 6$
26749	求解x	\|5x+4\|=8	$\| 5 x + 4 \| = 8$
26750	求解x	\|7x-3\|=8	$\| 7 x - 3 \| = 8$
26751	求解x	\|sin(x)\|=\|cos(x)\|	$\| \sin (x) \| = \| \cos (x) \|$
26752	求解x	\|-x\|=-10	$\| - x \| = - 10$
26753	求解x	\|x\|=81sin(5.1)	$\| x \| = 81 \sin (5.1)$
26754	求解x	\|x-3\|+8=9	$\| x - 3 \| + 8 = 9$
26755	求解x	1.12^(4x)=3	${1.12}^{4 x} = 3$
26756	求解x	1.3/1.0003=(sin(31.5))/(sin(x))	$\frac{1.3}{1.0003} = \frac{\sin (31.5)}{\sin (x)}$
26757	求解x	1/(s^2)=1/36	$\frac{1}{s^{2}} = \frac{1}{36}$
26758	求解x	1/(1+sin(x))+1/(1-sin(x))=2sec(x)^2	$\frac{1}{1 + \sin (x)} + \frac{1}{1 - \sin (x)} = 2 \sec^{2} (x)$
26759	求解x	1/(1-cos(x))+1/(1+cos(x))=2csc(x)^2	$\frac{1}{1 - \cos (x)} + \frac{1}{1 + \cos (x)} = 2 \csc^{2} (x)$
26760	求解x	1/2*(230-xz)=50	$\frac{1}{2} \cdot (230 - x z) = 50$
26761	求解x	1/2+(-4/8)=2 1/2	$\frac{1}{2} + (- \frac{4}{8}) = 2 \frac{1}{2}$
26762	求解x	1/32*((100)^2sin(2x))=300	$\frac{1}{32} \cdot ({(100)}^{2} \sin (2 x)) = 300$
26763	求解x	1/(4r^2)=1/r+1/(2r^2)	$\frac{1}{4 r^{2}} = \frac{1}{r} + \frac{1}{2 r^{2}}$
26764	求解x	1/9=9^(4x-3)	$\frac{1}{9} = 9^{4 x - 3}$
26765	求解x	1/(csc(x)+1)+1/(sin(x)+1)=1	$\frac{1}{\csc (x) + 1} + \frac{1}{\sin (x) + 1} = 1$
26766	求解x	1/x-2/(x+3)=-1/20	$\frac{1}{x} - \frac{2}{x + 3} = - \frac{1}{20}$
26767	求解x	1/x+1/3=6/(x^2)	$\frac{1}{x} + \frac{1}{3} = \frac{6}{x^{2}}$
26768	求解x	(1+cos(x)+sin(x))/(1+cos(x)-sin(x))=sec(x)+tan(x)	$\frac{1 + \cos (x) + \sin (x)}{1 + \cos (x) - \sin (x)} = \sec (x) + \tan (x)$
26769	求解x	(1+tan(x))/(1+cot(x))=sec(x)^2	$\frac{1 + \tan (x)}{1 + \cot (x)} = \sec^{2} (x)$
26770	求解x	10^(2x)-3*10^x-18=0	$10^{2 x} - 3 \cdot 10^{x} - 18 = 0$
26771	求解x	10^(5x-2)=73	$10^{5 x - 2} = 73$
26772	求解x	10^(x+1)=e	$10^{x + 1} = e$
26773	求解x	10^(x+4)=1000	$10^{x + 4} = 1000$
26774	求解x	106/x=tan(67.0)	$\frac{106}{x} = \tan (67)$
26775	求解x	(1-2cos(x)^2)/(sin(x)cos(x))=tan(x)-cot(x)	$\frac{1 - 2 \cos^{2} (x)}{\sin (x) \cos (x)} = \tan (x) - \cot (x)$
26776	求解x	12/x+18/(x+1)=12	$\frac{12}{x} + \frac{18}{x + 1} = 12$
26777	求解x	12^(p-8)=96	$12^{p - 8} = 96$
26778	求解x	15/x+(7x-9)/(x+3)=7	$\frac{15}{x} + \frac{7 x - 9}{x + 3} = 7$
26779	求解x	150/400=cos(a)	$\frac{150}{400} = \cos (a)$
26780	求解x	150/360=3/(2pr)	$\frac{150}{360} = \frac{3}{2 p r}$
26781	求解x	16/(sin(50))=20/(sin(x))	$\frac{16}{\sin (50)} = \frac{20}{\sin (x)}$
26782	求解x	16^(3r)=64^(-3-1)	$16^{3 r} = 64^{- 3 - 1}$
26783	求解x	16^(3x)=64^(-3x-1)	$16^{3 x} = 64^{- 3 x - 1}$
26784	求解x	17^2=(22)^2+(25)^2-22225cos(a)	$17^{2} = {(22)}^{2} + {(25)}^{2} - 2 \cdot 22 \cdot 25 \cos (a)$
26785	求解x	18^(-9n)=75	$18^{- 9 n} = 75$
26786	求解x	19^a=b	$19^{a} = b$
26787	求解x	(1-cos(x))/(sin(x))=(sin(1))/(1+cos(x))	$\frac{1 - \cos (x)}{\sin (x)} = \frac{\sin (1)}{1 + \cos (x)}$
26788	求解x	(1-sec(x))/(tan(x))+(tan(x))/(1-sec(x))=-2csc(x)	$\frac{1 - \sec (x)}{\tan (x)} + \frac{\tan (x)}{1 - \sec (x)} = - 2 \csc (x)$
26789	求解x	2/(6x)-3/5=2/(30x)-3/150	$\frac{2}{6 x} - \frac{3}{5} = \frac{2}{30 x} - \frac{3}{150}$
26790	求解x	2/(z-1)-2/3=4/(z+1)	$\frac{2}{z - 1} - \frac{2}{3} = \frac{4}{z + 1}$
26791	求解x	2^(3x-1)=14	$2^{3 x - 1} = 14$
26792	求解x	2^(2/( logaritmo in base 2 di x))=1/16	$2^{\frac{2}{\log_{2} (x)}} = \frac{1}{16}$
26793	求解x	2^(7x)-8=57	$2^{7 x} - 8 = 57$
26794	求解x	2^x=37	$2^{x} = 37$
26795	求解x	2^(x-2)=500	$2^{x - 2} = 500$
26796	求解x	20^x=60	$20^{x} = 60$
26797	求解x	24^2=13.4^2+14.8^2-213.414.8cos(x)	$24^{2} = {13.4}^{2} + {14.8}^{2} - 2 \cdot 13.4 \cdot 14.8 \cos (x)$
26798	求解x	25^(2x+1)=125	$25^{2 x + 1} = 125$
26799	求解x	25^x+5^x-12=0	$25^{x} + 5^{x} - 12 = 0$
26800	求解x	(2pi)/w=1.1	$\frac{2 π}{w} = 1.1$