Mathway | Problemi più comuni

Problemi più comuni

Livello	Argomento	Problema	Problema formattato
24501	Trovare l'Inversa	y=1/2*sin(x)	$y = \frac{1}{2} \cdot \sin (x)$
24502	Trovare l'Inversa	x=y^2-8y	$x = y^{2} - 8 y$
24503	Trovare l'Inversa	y=(x-8)^2	$y = {(x - 8)}^{2}$
24504	Trovare l'Inversa	y=-1/3*sin(x/4)	$y = - \frac{1}{3} \cdot \sin (\frac{x}{4})$
24505	Trovare l'Inversa	tan(x)	$\tan (x)$
24506	Trovare l'Inversa	tan(7/24)	$\tan (\frac{7}{24})$
24507	Trovare l'Inversa	tan(1)	$\tan (1)$
24508	Trovare l'Inversa	tan(-1)	$\tan (- 1)$
24509	Convertire Gradi, Minuti, Secondi a Gradi Decimali	18'	$18'$
24510	Convertire Gradi, Minuti, Secondi a Gradi Decimali	-135 gradi	$- 135 °$
24511	Convertire Gradi, Minuti, Secondi a Gradi Decimali	80 gradi	$80 °$
24512	Convertire Gradi, Minuti, Secondi a Gradi Decimali	10'(48'')	$10' (48'')$
24513	求解@VAR	19=-6m	$19 = - 6 m$
24514	求解x	tan(x)>0	$\tan (x) > 0$
24515	求解x	\|6x-7\|=5	$\| 6 x - 7 \| = 5$
24516	求解x	(tan(x)^2)/(sec(x))=sec(x)-cos(x)	$\frac{\tan^{2} (x)}{\sec (x)} = \sec (x) - \cos (x)$
24517	Trovare l'Inversa	y=1/(1-sin(x))	$y = \frac{1}{1 - \sin (x)}$
24518	求解x	-2(2-5y)=5(2y-2)+6	$- 2 (2 - 5 y) = 5 (2 y - 2) + 6$
24519	求解x	cos(x)^4-sin(x)^4=cos(2x)	$\cos^{4} (x) - \sin^{4} (x) = \cos (2 x)$
24520	求解x	logaritmo in base 4 di 2x+3y = logaritmo in base 4 di 2x+ logaritmo in base 4 di 3y	$\log_{4} (2 x + 3 y) = \log_{4} (2 x) + \log_{4} (3 y)$
24521	求解x	( radice quadrata di 13-2)x^2- radice quadrata di 51- radice quadrata di px-(p^3)/(9.5+3p)=0	$(\sqrt{13} - 2) x^{2} - \sqrt{51 - \sqrt{p}} x - \frac{p^{3}}{9.5 + 3 p} = 0$
24522	求解x	radice quadrata di 1-cos(x)^2=-sin(x)	$\sqrt{1 - \cos^{2} (x)} = - \sin (x)$
24523	求解x	arccsc(x)=1/(cos(x))	$arccsc (x) = \frac{1}{\cos (x)}$
24524	求解x	cos(x)=(cot(x))(csc(x))	$\cos (x) = (\cot (x)) (\csc (x))$
24525	求解x	cos(x)=-1/5	$\cos (x) = - \frac{1}{5}$
24526	求解x	cos(x)=4/8	$\cos (x) = \frac{4}{8}$
24527	求解x	cos(x)=5/8	$\cos (x) = \frac{5}{8}$
24528	求解x	cos(x)cos(y)=1/2*(sin(x+y)+sin(x-y))	$\cos (x) \cos (y) = \frac{1}{2} \cdot (\sin (x + y) + \sin (x - y))$
24529	求解x	cos(x-pi/2)=sin(x)	$\cos (x - \frac{π}{2}) = \sin (x)$
24530	Trovare l'Angolo Coterminale	-(5pi)/6	$\cos (x - \frac{π}{4}) = \frac{\sqrt{2}}{2} \cdot (\cos (x) + \sin (x))$
24531	求解x	cot(x)=- radice quadrata di 15	$\cot (x) = - \sqrt{15}$
24532	求解x	cot(x)=cos(x)	$\cot (x) = \cos (x)$
24533	求解x	cot(pi/4+x)=tan(pi/4-x)	$\cot (\frac{π}{4} + x) = \tan (\frac{π}{4} - x)$
24534	求解x	cot(2x+pi/3)=tan(3x-pi/9)	$\cot (2 x + \frac{π}{3}) = \tan (3 x - \frac{π}{9})$
24535	求解x	cot(2x)=(cot(x)^2-1)/(2cot(x))	$\cot (2 x) = \frac{\cot^{2} (x) - 1}{2 \cot (x)}$
24536	求解x	cot(-3)=tan(x)	$\cot (- 3) = \tan (x)$
24537	求解x	cot(6x+17)=tan(2x-7)	$\cot (6 x + 17) = \tan (2 x - 7)$
24538	求解@VAR	cot(s)+tan(s)=sec(s)*csc(s)	$\cot (s) + \tan (s) = \sec (s) \cdot \csc (s)$
24539	求解x	cot(x)=(sin(2x))/(1-cos(2x))	$\cot (x) = \frac{\sin (2 x)}{1 - \cos (2 x)}$
24540	求解x	cot(x+y)=(cot(x)cot(y)-1)/(cot(x)+cot(y))	$\cot (x + y) = \frac{\cot (x) \cot (y) - 1}{\cot (x) + \cot (y)}$
24541	求解x	csc(x)*cos(x)=csc(x)	$\csc (x) \cdot \cos (x) = \csc (x)$
24542	求解x	csc(x)*sec(x)=cot(x)+tan(x)	$\csc (x) \cdot \sec (x) = \cot (x) + \tan (x)$
24543	求解x	csc(x)-1=(cot(x)^2)/(csc(x)+1)	$\csc (x) - 1 = \frac{\cot^{2} (x)}{\csc (x) + 1}$
24544	求解@VAR	csc(50)	$\csc (50)$
24545	求解x	csc(x)=1-cot(x)	$\csc (x) = 1 - \cot (x)$
24546	求解x	csc(x)-cot(2x)=tan(x)	$\csc (x) - \cot (2 x) = \tan (x)$
24547	求解x	arcsin(6x)+arccos(x)=pi/6	$\arcsin (6 x) + \arccos (x) = \frac{π}{6}$
24548	求解@VAR	c=5/9*(173-32)	$c = \frac{5}{9} \cdot (173 - 32)$
24549	求解x	cos(x)(tan(x))+cot(x)=csc(x)	$\cos (x) (\tan (x)) + \cot (x) = \csc (x)$
24550	求解x	cos(-x)*tan(x)=sin(x)	$\cos (- x) \cdot \tan (x) = \sin (x)$
24551	求解x	cos(x)=0.8413	$\cos (x) = 0.8413$
24552	求解x	cos(x)=0.8855	$\cos (x) = 0.8855$
24553	求解x	cos(x)=( radice quadrata di 2)/7	$\cos (x) = \frac{\sqrt{2}}{7}$
24554	求解x	cos(x) = radice quadrata di 1-(( radice quadrata di 7)/6)^2	$\cos (x) = \sqrt{1 - {(\frac{\sqrt{7}}{6})}^{2}}$
24555	求解x	cos(1/9x)=cos(1/2x)	$\cos (\frac{1}{9} x) = \cos (\frac{1}{2} x)$
24556	求解x	cos(pi/2+x)=-sin(x)	$\cos (\frac{π}{2} + x) = - \sin (x)$
24557	求解x	cos(pi/2-x)cos(-x)=(sin(2x))/2	$\cos (\frac{π}{2} - x) \cos (- x) = \frac{\sin (2 x)}{2}$
24558	求解x	cos(x/3)=1/2	$\cos (\frac{x}{3}) = \frac{1}{2}$
24559	求解x	cos(270-x)=-sin(x)	$\cos (270 - x) = - \sin (x)$
24560	求解x	cos(2x)+sin(2x)+2sin(x)^2=(sin(x)+cos(x))^2	$\cos (2 x) + \sin (2 x) + 2 \sin^{2} (x) = {(\sin (x) + \cos (x))}^{2}$
24561	求解x	cos(4x)=cos(-3x)	$\cos (4 x) = \cos (- 3 x)$
24562	求θ的弧度	cos(theta)=-1/2	$\cos (45 + a) = \sqrt{\frac{2}{2}} \cos (a) + \sin (a)$
24563	求解x	cos(60)=(4 radice quadrata di 3)/x	$\cos (60) = \frac{4 \sqrt{3}}{x}$
24564	求解x	cos(8x)cos(4x)+sin(8x)sin(4x)=cos(12x)	$\cos (8 x) \cos (4 x) + \sin (8 x) \sin (4 x) = \cos (12 x)$
24565	求解@VAR	cos(A)=1.79/4.24	$\cos (A) = \frac{1.79}{4.24}$
24566	求解@VAR	cos(a)=12/13	$\cos (a) = \frac{12}{13}$
24567	求解@VAR	cos(b)=1.3181	$\cos (b) = 1.3181$
24568	求解x	cos(pi-x)+sin(pi/2-x)=0	$\cos (π - x) + \sin (\frac{π}{2} - x) = 0$
24569	求解x	cos(tan(x)cot(x))=csc(x)	$\cos (\tan (x) \cot (x)) = \csc (x)$
24570	求解x	cos(x)(csc(x)+tan(x))=cot(x)+sin(x)	$\cos (x) (\csc (x) + \tan (x)) = \cot (x) + \sin (x)$
24571	求解x	cos(x)+0.75=0	$\cos (x) + 0.75 = 0$
24572	求解x	1+cos(18x)=2cos(9x)^2	$1 + \cos (18 x) = 2 \cos^{2} (9 x)$
24573	求解x	10.61sin(2x)=100	$10.61 \sin (2 x) = 100$
24574	求解@VAR	10=c^2	$10 = c^{2}$
24575	求解x	11=5+4sin(pi/12)(x+10)	$11 = 5 + 4 \sin (\frac{π}{12}) (x + 10)$
24576	求解x	-110cos(x)=40cos(x)^2+60	$- 110 \cos (x) = 40 \cos^{2} (x) + 60$
24577	求解x	14cos(x)-15=5cos(x)-12	$14 \cos (x) - 15 = 5 \cos (x) - 12$
24578	求解x	15cos(x)^2=13+sin(x)	$15 \cos^{2} (x) = 13 + \sin (x)$
24579	求解x	17sin(x)-9=11sin(x)+9	$17 \sin (x) - 9 = 11 \sin (x) + 9$
24580	求解@VAR	18(v+1)-2v=4(4v+4)-25	$18 (v + 1) - 2 v = 4 (4 v + 4) - 25$
24581	求解x	1-cos(12x)=2sin(6x)^2	$1 - \cos (12 x) = 2 \sin^{2} (6 x)$
24582	求解x	1-cos(6x)=2cos(3x)^2	$1 - \cos (6 x) = 2 \cos^{2} (3 x)$
24583	求解x	1-cos(6x)=2sin(3x)^2	$1 - \cos (6 x) = 2 \sin^{2} (3 x)$
24584	求解x	1-cos(6x)=3sin(2x)	$1 - \cos (6 x) = 3 \sin (2 x)$
24585	求解y	2(6)=17-y	$2 (6) = 17 - y$
24586	求解x	2cos(x-2)^2=0	$2 \cos^{2} (x - 2) = 0$
24587	求解x	2sin(x)^2+7cos(x)=5	$2 \sin^{2} (x) + 7 \cos (x) = 5$
24588	求解x	2sin(x)^2+1=4sin(x)	$2 \sin^{2} (x) + 1 = 4 \sin (x)$
24589	求解x	2x^2-20x+48=0	$2 x^{2} - 20 x + 48 = 0$
24590	求解@VAR	2 = logaritmo di (b)^49	$2 = \log ({(b)}^{49})$
24591	求解x	200sin(2x)=200	$200 \sin (2 x) = 200$
24592	求解x	21x-19sin(x)=5	$21 x - 19 \sin (x) = 5$
24593	求解x	25x^2-30x+9=(5x-3)^2	$25 x^{2} - 30 x + 9 = {(5 x - 3)}^{2}$
24594	求解x	2cot(x+4)=2	$2 \cot (x + 4) = 2$
24595	求解x	2sin(2(x+pi/6))+5=2cos(2(x-pi/6))+5	$2 \sin (2 (x + \frac{π}{6})) + 5 = 2 \cos (2 (x - \frac{π}{6})) + 5$
24596	求解x	2sin(5x)=- radice quadrata di 2	$2 \sin (5 x) = - \sqrt{2}$
24597	求解x	2sin(x)+3=2.0816	$2 \sin (x) + 3 = 2.0816$
24598	求解x	2x=-12x-6	$2 x = - 12 x - 6$
24599	求解@VAR	3(2+u)-u=4+2(u+1)	$3 (2 + u) - u = 4 + 2 (u + 1)$
24600	求解@VAR	3r^2+20r+25=0	$3 r^{2} + 20 r + 25 = 0$