Mathway | Problemi più comuni

Problemi più comuni

Livello	Argomento	Problema	Problema formattato
27001	求解x	4sin(x)^2=5sin(x)+9	$4 \sin^{2} (x) = 5 \sin (x) + 9$
27002	求解x	4sin(x)^4=1-2cos(2x)+cos(2x)^2	$4 \sin^{4} (x) = 1 - 2 \cos (2 \cdot x) + \cos^{2} (2 \cdot x)$
27003	求解x	4arctan(x)=pi	$4 \arctan (x) = π$
27004	求解x	4x^(2/3)=88	$4 x^{\frac{2}{3}} = 88$
27005	求解x	4x^2+y^2-6y+69=0	$4 x^{2} + y^{2} - 6 y + 69 = 0$
27006	求解x	4x^2+16x=65	$4 x^{2} + 16 x = 65$
27007	求解x	4x^2+mx+9=0	$4 x^{2} + m x + 9 = 0$
27008	求解x	4x^2=5x+8	$4 x^{2} = 5 x + 8$
27009	求解x	4x^2-37x+63=0	$4 x^{2} - 37 x + 63 = 0$
27010	求解x	4x^2-4x-16y-23=0	$4 x^{2} - 4 x - 16 y - 23 = 0$
27011	求解x	4x^2-6x-1=0	$4 x^{2} - 6 x - 1 = 0$
27012	求解x	4 = log base b of 81	$4 = \log_{b} (81)$
27013	求解x	43x^2+378x-112=-6x^2	$43 x^{2} + 378 x - 112 = - 6 x^{2}$
27014	求解x	49=49*(1/60)	$49 = 49 \cdot (\frac{1}{60})$
27015	求解x	4arctan(x)=-pi	$4 \arctan (x) = - π$
27016	求解x	4cos(t)=8cos(t)-2 radice quadrata di 2	$4 \cos (t) = 8 \cos (t) - 2 \sqrt{2}$
27017	求解x	4cos(x)=-sin(x)^2+4	$4 \cos (x) = - \sin^{2} (x) + 4$
27018	求解x	4cot(x)+5=1	$4 \cot (x) + 5 = 1$
27019	求解x	4 logaritmo naturale di 8x-4+19=43	$4 \ln (8 x - 4) + 19 = 43$
27020	求解x	4 logaritmo di n-2=8	$4 \log (n - 2) = 8$
27021	求解x	4sin(x)+3=1	$4 \sin (x) + 3 = 1$
27022	求解x	3sin(x)- radice quadrata di 3=sin(x)	$3 \sin (x) - \sqrt{3} = \sin (x)$
27023	求解x	3sin(x)=sin(x-1)	$3 \sin (x) = \sin (x - 1)$
27024	求解x	3sin(x)+cos(x)=2	$3 \sin (x) + \cos (x) = 2$
27025	求解x	3sin(x+1)=3.3526	$3 \sin (x + 1) = 3.3526$
27026	求解x	-3tan(x)=- radice quadrata di 3	$- 3 \tan (x) = - \sqrt{3}$
27027	求解x	3tan(x)-1=tan(x)	$3 \tan (x) - 1 = \tan (x)$
27028	求解x	3tan(x)cos(x)=- radice quadrata di 3cos(x)	$3 \tan (x) \cos (x) = - \sqrt{3} \cos (x)$
27029	求解x	3x+27+8x-138=108	$3 x + 27 + 8 x - 138 = 108$
27030	求解x	3x+2x-7=0	$3 x + 2 x - 7 = 0$
27031	求解x	-3x+5y-8=0	$- 3 x + 5 y - 8 = 0$
27032	求解x	3x=1	$3 x = 1$
27033	求解x	3x^2+4y^2+18x-16y-5=0	$3 x^{2} + 4 y^{2} + 18 x - 16 y - 5 = 0$
27034	求解x	3x^2+50=0	$3 x^{2} + 50 = 0$
27035	求解x	3x^2+6x-2=0	$3 x^{2} + 6 x - 2 = 0$
27036	求解x	3x^2-11x-1=3	$3 x^{2} - 11 x - 1 = 3$
27037	求解x	3x^2-3x-18=0	$3 x^{2} - 3 x - 18 = 0$
27038	求解x	3x^2-5y=34	$3 x^{2} - 5 y = 34$
27039	求解x	3x^3-75x=0	$3 x^{3} - 75 x = 0$
27040	求解x	30+(2.5)^x=10	$30 + {(2.5)}^{x} = 10$
27041	求解x	30=11(pi/3*(cos(x)+1))+36	$30 = 11 (\frac{π}{3} \cdot (\cos (x) + 1)) + 36$
27042	求解x	-30sin(x)=23cos(x)	$- 30 \sin (x) = 23 \cos (x)$
27043	求解x	3-2 radice quadrata di 3sin(x)=0	$3 - 2 \sqrt{3} \sin (x) = 0$
27044	求解x	32=2^(x/3)	$32 = 2^{\frac{x}{3}}$
27045	求解x	34=2(10)^(6x+1)	$34 = 2 {(10)}^{6 x + 1}$
27046	求解x	367=1/32*(v(0^2)sin(2(43)))	$367 = \frac{1}{32} \cdot (v (0^{2}) \sin (2 (43)))$
27047	求解x	3cos(2x)-7cos(x)+5=0	$3 \cos (2 x) - 7 \cos (x) + 5 = 0$
27048	求解x	3cos(x)+3=5sin(x)^2	$3 \cos (x) + 3 = 5 \sin^{2} (x)$
27049	求解x	3cos(x)=cos(x-1)	$3 \cos (x) = \cos (x - 1)$
27050	求解x	3cos(x)-2sin(x)=0	$3 \cos (x) - 2 \sin (x) = 0$
27051	求解x	3cos(x)+4sin(x)=0	$3 \cos (x) + 4 \sin (x) = 0$
27052	求解x	3cos(y)=2sec(y)	$3 \cos (y) = 2 \sec (y)$
27053	求解x	3csc(x)cot(x)^2-csc(x)=0	$3 \csc (x) \cot^{2} (x) - \csc (x) = 0$
27054	求解x	3sin(x)^2-5sin(x)-2=0	$3 \sin^{2} (x) - 5 \sin (x) - 2 = 0$
27055	求解x	3sin(x)^2-7sin(x)-3=0	$3 \sin^{2} (x) - 7 \sin (x) - 3 = 0$
27056	求解x	3sin(x-8)^2sin(x+5)=0	$3 \sin^{2} (x - 8) \sin (x + 5) = 0$
27057	求解x	3sin(a)^2-4sin(a)+1=0	$3 \sin^{2} (a) - 4 \sin (a) + 1 = 0$
27058	Trovare l'Angolo di Riferimento	100 gradi	$100 °$
27059	求解x	3sin(x)^2tan(x)*(3sin(x)^2)=0	$3 \sin^{2} (x) \tan (x) \cdot (3 \sin^{2} (x)) = 0$
27060	求解x	3tan(x)^2=sec(x)^2-tan(x)^2	$3 \tan^{2} (x) = \sec^{2} (x) - \tan^{2} (x)$
27061	求x的弧度	3cot(x)^2-1=0	$3 \tan^{2} (x) - 8 \tan (x + 5) = 0$
27062	求解x	-2sin(x)+3=1.7	$- 2 \sin (x) + 3 = 1.7$
27063	求解x	2sin(x)+3cos(x)=0	$2 \sin (x) + 3 \cos (x) = 0$
27064	求解x	3 radice quadrata di 2sin(x)+2=-1	$3 \sqrt{2 \sin (x) + 2} = - 1$
27065	求解x	3 radice quadrata di 2x+1-5=10	$3 \sqrt{2 x + 1} - 5 = 10$
27066	求解x	3w^2=8w	$3 w^{2} = 8 w$
27067	求解x	3x^(3/4)+5=53	$3 x^{\frac{3}{4}} + 5 = 53$
27068	求解x	3x^2+4x+m=0	$3 x^{2} + 4 x + m = 0$
27069	求解x	2sin(x)cot(x)-cot(x)=2sin(x)-1	$2 \sin (x) \cot (x) - \cot (x) = 2 \sin (x) - 1$
27070	求解x	2tan(x)+1=0	$2 \tan (x) + 1 = 0$
27071	求解x	2tan(x)+5=2-tan(x)	$2 \tan (x) + 5 = 2 - \tan (x)$
27072	求解x	2x+8y-1=0	$2 x + 8 y - 1 = 0$
27073	求解x	2x = square root of 6-2x	$2 x = \sqrt{6 - 2 x}$
27074	求解x	2x-4y+3z=17	$2 x - 4 y + 3 z = 17$
27075	求解x	2y-3x-4=0	$2 y - 3 x - 4 = 0$
27076	求解x	3(2sin(x)cos(x))-3sin(x)=0	$3 (2 \sin (x) \cos (x)) - 3 \sin (x) = 0$
27077	求解x	3(a-b)=(5c)/d	$3 (a - b) = \frac{5 c}{d}$
27078	求解x	3(x-1)-2=7	$3 (x - 1) - 2 = 7$
27079	求解x	3.75 = square root of h-30	$3.75 = \sqrt{h - 30}$
27080	求解x	3e^(-10x)=2	$3 e^{- 10 x} = 2$
27081	求解n	16n^2-25=0	$16 n^{2} - 25 = 0$
27082	求解x	16sin(x)^2-12=0	$16 \sin^{2} (x) - 12 = 0$
27083	求解x	16x^2+4y^2-8y-12=0	$16 x^{2} + 4 y^{2} - 8 y - 12 = 0$
27084	求解x	-16x^2+9y^2+32x+144y-16=0	$- 16 x^{2} + 9 y^{2} + 32 x + 144 y - 16 = 0$
27085	求解x	-16=16x^2	$- 16 = 16 x^{2}$
27086	求解x	161e^(x-6)=7	$161 e^{x - 6} = 7$
27087	求解x	165=135+30	$165 = 135 + 30$
27088	求解x	17x+11=4(4x+1)	$17 x + 11 = 4 (4 x + 1)$
27089	求解x	17x-y=1314	$17 x - y = 1314$
27090	求解x	18arcsin(x)=3pi	$18 \arcsin (x) = 3 π$
27091	求解x	18x^3+27x^2-17x+2=0	$18 x^{3} + 27 x^{2} - 17 x + 2 = 0$
27092	求解x	180=(s^2)/30.25	$180 = \frac{s^{2}}{30.25}$
27093	求解x	1800=500(1+0.05)^x	$1800 = 500 {(1 + 0.05)}^{x}$
27094	求解x	-2sin(x)cos(x)- radice quadrata di 3sin(x)+2cos(x)+1=0	$- 2 \sin (x) \cos (x) - \sqrt{3} \sin (x) + 2 \cos (x) + 1 = 0$
27095	求解x	x^2-12x+42=7	$x^{2} - 12 x + 42 = 7$
27096	求解x	x^2-12x+k=5	$x^{2} - 12 x + k = 5$
27097	求解x	x^2-5x+9=0	$x^{2} - 5 x + 9 = 0$
27098	求解x	x^2-6x=29	$x^{2} - 6 x = 29$
27099	求解x	x^2-7x-3/4=0	$x^{2} - 7 x - \frac{3}{4} = 0$
27100	求解x	x^2-9x+20=(x-5)	$x^{2} - 9 x + 20 = (x - 5)$