Mathway | Problemi più comuni

Problemi più comuni

Livello	Argomento	Problema	Problema formattato
62501	求解p	(p-2)*2=15	$(p - 2) \cdot 2 = 15$
62502	求解p	3450-p^2=2p^2	$3450 - p^{2} = 2 p^{2}$
62503	求解p	7000(1+0.03/12)^(129)=(p((1+0.03/12)^(129)-1))/(0.03/12)	$7000 {(1 + \frac{0.03}{12})}^{(12 \cdot 9)} = \frac{p ({(1 + \frac{0.03}{12})}^{(12 \cdot 9)} - 1)}{\frac{0.03}{12}}$
62504	求解p	p=50000/(e^(0.075*5))	$p = \frac{50000}{e^{0.075 \cdot 5}}$
62505	求解p	x=2000-20p	$x = 2000 - 20 p$
62506	求解p	x=2000-80p	$x = 2000 - 80 p$
62507	求解p	x=4000-40p	$x = 4000 - 40 p$
62508	求解r	4/r=5/7	$\frac{4}{r} = \frac{5}{7}$
62509	求解q	-4q+64=0	$- 4 q + 64 = 0$
62510	求解Q	500-6Q=36+1/5Q	$500 - 6 Q = 36 + \frac{1}{5} Q$
62511	求解q	400+q^2=2200-q^2	$400 + q^{2} = 2200 - q^{2}$
62512	求解q	-4q+52=0	$- 4 q + 52 = 0$
62513	求解q	-4q+56=0	$- 4 q + 56 = 0$
62514	求解p	q=50-3p	$q = 50 - 3 p$
62515	求解q	2=6-2q^(1/3)	$2 = 6 - 2 q^{\frac{1}{3}}$
62516	求解q	20=7+2q^(1/3)	$20 = 7 + 2 q^{\frac{1}{3}}$
62517	求解q	2q^2+28q-1152=0	$2 q^{2} + 28 q - 1152 = 0$
62518	求解r	64pi=pir^2	$64 π = π r^{2}$
62519	求解r	36=4/3r^3	$36 = \frac{4}{3} r^{3}$
62520	求解r	3920=2000(1+r)^2	$3920 = 2000 {(1 + r)}^{2}$
62521	求解r	3r^2=12r+15	$3 r^{2} = 12 r + 15$
62522	求解r	r^2+3r=1	$r^{2} + 3 r = 1$
62523	求解r	r^(2/3)=4	$r^{\frac{2}{3}} = 4$
62524	求解k	(3k-1)^2=-125	${(3 k - 1)}^{2} = - 125$
62525	求解k	somma da k=1 a 18 di k	$\sum_{k = 1}^{18} k$
62526	求解k	somma da k=1 a n di k/(n^2)	$\sum_{k = 1}^{n} \frac{k}{n^{2}}$
62527	求解k	k/6=15/18	$\frac{k}{6} = \frac{15}{18}$
62528	求解h	S=6Lw+6wh+5hl	$S = 6 L w + 6 w h + 5 h l$
62529	求解c	a(x+b)^2=3x^2+36x+c	$a {(x + b)}^{2} = 3 x^{2} + 36 x + c$
62530	求解c	e^(-c)=3^(6c)	$e^{- c} = 3^{6 c}$
62531	求解c	e^(-c)=8^(3c)	$e^{- c} = 8^{3 c}$
62532	求解c	16c+36=64-4c	$16 c + 36 = 64 - 4 c$
62533	求解c	12^2+35^2=c^2	$12^{2} + 35^{2} = c^{2}$
62534	求解n	2n^2-n-4=2	$2 n^{2} - n - 4 = 2$
62535	求解n	somma da n=1 a 25 di 3n-2	$\sum_{n = 1}^{25} 3 n - 2$
62536	求解n	somma da n=1 a infinity di 1/(2^n)	$\sum_{n = 1}^{\infty} \frac{1}{2^{n}}$
62537	求解n	3/4n-1=3	$\frac{3}{4} n - 1 = 3$
62538	求解n	limite per n tendente a infinity della somma da k=1 a n di ((kpi)/(4n))^3(pi/(4n))	$lim_{n \to \infty} \sum_{k = 1}^{n} {(\frac{k π}{4 n})}^{3} (\frac{π}{4 n})$
62539	求解n	limite per n tendente a infinity della somma da i=1 a n di (22i)/(n^2)	$lim_{n \to \infty} \sum_{i = 1}^{n} \frac{22 i}{n^{2}}$
62540	求解n	limite per n tendente a infinity della somma da i=1 a n di (38i)/(n^2)	$lim_{n \to \infty} \sum_{i = 1}^{n} \frac{38 i}{n^{2}}$
62541	求解m	d=m/v	$d = \frac{m}{v}$
62542	求解m	6.4=0.8m	$6.4 = 0.8 m$
62543	求解m	3/4=m+1/4	$\frac{3}{4} = m + \frac{1}{4}$
62544	求解m	49/(2m^2)-8=0	$\frac{49}{2 m^{2}} - 8 = 0$
62545	求解m	(m-12)/5-(4m-10)/7=2	$\frac{(m - 12)}{5} - \frac{(4 m - 10)}{7} = 2$
62546	求解m	(m+4)(4m-2)=5(m+3)-10	$(m + 4) (4 m - 2) = 5 (m + 3) - 10$
62547	求解m	radice quadrata di 2m^2-10-4=4	$\sqrt{2 m^{2} - 10} - 4 = 4$
62548	求解k	e^(30k)=1/2	$e^{30 k} = \frac{1}{2}$
62549	求解L	S(L)=3L-24	$S (L) = 3 L - 24$
62550	求解k	-4k^2-8k-3=-3-5k^2	$- 4 k^{2} - 8 k - 3 = - 3 - 5 k^{2}$
62551	求解k	500000=5000e^(2k)	$500000 = 5000 e^{2 k}$
62552	求解k	51=3k	$51 = 3 k$
62553	求解k	5-k+12=20-4	$5 - k + 12 = 20 - 4$
62554	求解k	4=k radice quadrata di 25	$4 = k \sqrt{25}$
62555	求解k	36=( logaritmo naturale di 2)/k	$36 = \frac{\ln (2)}{k}$
62556	求解y	(dy)/(dx)=14xy	$\frac{d y}{d x} = 14 x y$
62557	求解y	(dy)/(dx)=4x-7	$\frac{d y}{d x} = 4 x - 7$
62558	求解y	(dy)/(dx)=4ye^x	$\frac{d y}{d x} = 4 y e^{x}$
62559	求解y	(dy)/(dx)=6x^2y^2	$\frac{d y}{d x} = 6 x^{2} y^{2}$
62560	求解y	(dy)/(dx)=7y	$\frac{d y}{d x} = 7 y$
62561	求解y	(dy)/(dx)=y^2	$\frac{d y}{d x} = y^{2}$
62562	求解y	(dy)/(dx)=e^(0.5x)	$\frac{d y}{d x} = e^{0.5 x}$
62563	求解y	(dy)/(dx)=e^(0.05x)	$\frac{d y}{d x} = e^{0.05 x}$
62564	求解y	(y+9)^2-72=0	${(y + 9)}^{2} - 72 = 0$
62565	求解y	(y+3)^2=0	${(y + 3)}^{2} = 0$
62566	求解y	2y+4x=6	$2 y + 4 x = 6$
62567	求解y	-2y+8=0	$- 2 y + 8 = 0$
62568	求解y	2y=5 radice quadrata di x	$2 y = 5 \sqrt{x}$
62569	求解y	2x-5y=7	$2 x - 5 y = 7$
62570	求解y	2((-23+4y)/-3)-5y=-23	$2 (\frac{- 23 + 4 y}{- 3}) - 5 y = - 23$
62571	求解y	25y^3+100y^2-y-4=0	$25 y^{3} + 100 y^{2} - y - 4 = 0$
62572	求解y	-2x+2y-2=0	$- 2 x + 2 y - 2 = 0$
62573	求解y	-12y^2+12=0	$- 12 y^{2} + 12 = 0$
62574	求解y	\|y\|+23>13	$\| y \| + 23 > 13$
62575	求解y	0=(2y-1)(8-y)	$0 = (2 y - 1) (8 - y)$
62576	求解y	10x-4y=20	$10 x - 4 y = 20$
62577	求解y	x=3y-y^2	$x = 3 y - y^{2}$
62578	求解y	x=4tan(pi/6y)	$x = 4 \tan (\frac{π}{6} y)$
62579	求解y	x = square root of 5y^2	$x = \sqrt{5} y^{2}$
62580	求解y	x=2 radice quadrata di 7y	$x = 2 \sqrt{7 y}$
62581	求解y	x=-y^2-8y-12	$x = - y^{2} - 8 y - 12$
62582	求解y	x^2y-4x^3+16=0	$x^{2} y - 4 x^{3} + 16 = 0$
62583	求解y	x(dy)/(dx)-5y=x^2	$x \frac{d y}{d x} - 5 y = x^{2}$
62584	求解y	x^2+y^2=13	$x^{2} + y^{2} = 13$
62585	求解y	x^2+y^2=18	$x^{2} + y^{2} = 18$
62586	求解y	6x+y^2=16	$6 x + y^{2} = 16$
62587	求解y	60y=1800	$60 y = 1800$
62588	求解y	5y=2x	$5 y = 2 x$
62589	求解y	3y^2-12y=0	$3 y^{2} - 12 y = 0$
62590	求解y	3x-y=9	$3 x - y = 9$
62591	求解y	3x-4y=12	$3 x - 4 y = 12$
62592	求解y	3x^2-6y=0	$3 x^{2} - 6 y = 0$
62593	求解y	-3^-7+6y=-21	$- 3^{- 7} + 6 y = - 21$
62594	求解y	3y=9x+6	$3 y = 9 x + 6$
62595	求解y	4x^2+9y^2=36	$4 x^{2} + 9 y^{2} = 36$
62596	求解y	4y^2-24y=0	$4 y^{2} - 24 y = 0$
62597	求解t	x=t^3-3t	$x = t^{3} - 3 t$
62598	求解u	(du)/(dx)=7x^6-4x^3+3	$\frac{d u}{d x} = 7 x^{6} - 4 x^{3} + 3$
62599	求解u	3u^2=18u-6	$3 u^{2} = 18 u - 6$
62600	求解u	3u^2=18u-9	$3 u^{2} = 18 u - 9$