Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
9401	Determine if the Relation is a Function	{(3,4),(7,-2),(-2,9)}	${(3, 4), (7, - 2), (- 2, 9)}$
9402	Evaluate	(23!)/((23-19)!*19!)	$\frac{23!}{(23 - 19)! \cdot 19!}$
9403	Evaluate	23/45	$\frac{23}{45}$
9404	Evaluate	238/31	$\frac{238}{31}$
9405	Evaluate	25/36-5/36	$\frac{25}{36} - \frac{5}{36}$
9406	Evaluate	252/116280	$\frac{252}{116280}$
9407	Evaluate	tan(50)tan(60)tan(70)	$\tan (50) \tan (60) \tan (70)$
9408	Evaluate	square root of (2(7.35))/1.0+(6.261)^2	$\sqrt{\frac{2 (7.35)}{1}} + {(6.261)}^{2}$
9409	Evaluate	10 permute 3	${}_{10}P_{3}$
9410	Evaluate	20 choose 8	${}_{20}C_{8}$
9411	Evaluate	26 permute 8	${}_{26}P_{8}$
9412	Evaluate	2 permute 2	${}_{2}P_{2}$
9413	Evaluate	3 choose 3	${}_{3}C_{3}$
9414	Evaluate	4 choose 2	${}_{4}C_{2}$
9415	Evaluate	sin(24.3)	$\sin (24.3)$
9416	Evaluate	sin(h(0))	$\sinh (0)$
9417	Evaluate	tan(247.5/2)	$\tan (\frac{247.5}{2})$
9418	Evaluate	tan((5pi)/6+(3pi)/4)	$\tan (\frac{5 π}{6} + \frac{3 π}{4})$
9419	Find the Domain and Range	(-9,0) , (9,0) , (0,-1) , (0,1)	$(- 9, 0)$ , $(9, 0)$ , $(0, - 1)$ , $(0, 1)$
9420	Find the Domain and Range	H={(6,0),(-1,6),(7,-8)}	$H = {(6, 0), (- 1, 6), (7, - 8)}$
9421	Find the Domain and Range	R={(1,3),(1,4),(2,4),(3,1),(4,1)}	$R = {(1, 3), (1, 4), (2, 4), (3, 1), (4, 1)}$
9422	Find the Domain and Range	s=(1,-9) , (4,3) , (9,9) , (3,3)	$s = (1, - 9)$ , $(4, 3)$ , $(9, 9)$ , $(3, 3)$
9423	Find the Domain and Range	s={(1,2),(1,3),(1,4),(1,5),(2,3),(2,4),(2,5),(3,4),(3,5)}	$s = {(1, 2), (1, 3), (1, 4), (1, 5), (2, 3), (2, 4), (2, 5), (3, 4), (3, 5)}$
9424	Find the Domain and Range	{(1,3),(1,6),(6,3)}	${(1, 3), (1, 6), (6, 3)}$
9425	Find the Domain and Range	{(13,5),(0,6),(10,7),(3,8)}	${(13, 5), (0, 6), (10, 7), (3, 8)}$
9426	Find the Domain and Range	{(7,2.7),(3,1.5)}	${(7, 2.7), (3, 1.5)}$
9427	Find the Domain and Range	table[[x,y],[3,3],[3,1],[3,2],[2,2],[4,3]]	$\begin{array}{c} x & y \\ 3 & 3 \\ 3 & 1 \\ 3 & 2 \\ 2 & 2 \\ 4 & 3 \end{array}$
9428	Find the Area	rectangle (188)(51)	 $\begin{array}{r} l = & 188 \\ w = & 51 \end{array}$
9429	Find the Area	rectangle (4cm)(7cm)	 $\begin{array}{r} l = & 4 cm \\ w = & 7 cm \end{array}$
9430	Find the Area	trapezoid (b)(y)(h)	 $\begin{array}{r} b_{1} = & b \\ b_{2} = & y \\ h = & h \end{array}$
9431	Evaluate	(5 square root of 7-3 square root of 3)( square root of 7+ square root of 3)	$(5 \sqrt{7} - 3 \sqrt{3}) (\sqrt{7 + \sqrt{3}})$
9432	Evaluate	-90- square root of 2500	$- 90 - \sqrt{2500}$
9433	Evaluate	( square root of 225/16)^2	${(\sqrt{\frac{225}{16}})}^{2}$
9434	Evaluate	( square root of 5+2)^48( square root of 5-2)^36	${(\sqrt{5 + 2})}^{48} {(\sqrt{5 - 2})}^{36}$
9435	Evaluate	(-(-128)-v((-128)^2-416240))/(2*16)	$\frac{- (- 128) - v ({(- 128)}^{2} - 4 \cdot 16 \cdot 240)}{2 \cdot 16}$
9436	Evaluate	( square root of 124)/( square root of 31)	$\frac{\sqrt{124}}{\sqrt{31}}$
9437	Evaluate	( square root of 20)/( square root of 3- square root of 5)	$\frac{\sqrt{20}}{\sqrt{3 - \sqrt{5}}}$
9438	Evaluate	( square root of -48)/( square root of -75)	$\frac{\sqrt{- 48}}{\sqrt{- 75}}$
9439	Evaluate	( square root of 70)/( square root of 5)	$\frac{\sqrt{70}}{\sqrt{5}}$
9440	Evaluate	(- square root of 9)/( square root of 36)	$\frac{- \sqrt{9}}{\sqrt{36}}$
9441	Evaluate	(110-100)/(9.50/( square root of 20))	$\frac{110 - 100}{\frac{9.5}{\sqrt{20}}}$
9442	Evaluate	(-4.3 square root of (4.3)^2-(4(-0.6)(-5.2)))/(2(-0.6))	$\frac{- 4.3 \sqrt{{(4.3)}^{2} - (4 (- 0.6) (- 5.2))}}{2 (- 0.6)}$
9443	Evaluate	(5+5 square root of 1155)/577	$\frac{5 + 5 \sqrt{1155}}{577}$
9444	Evaluate	v(((28-27.2)^2+(31-27.2)^2+(24-27.2)^2+(17-27.2)^2+(38-27.2)^2+(23-27.2)^2+(12-27.2)^2+(13-27.2)^2+(31-27.2)^2+(38-27.2)^2+(17-27.2)^2+(31-27.2)^2+(38-27.2)^2+(27-27.2)^2+(40-27.2)^2)/14)	$v (\frac{{(28 - 27.2)}^{2} + {(31 - 27.2)}^{2} + {(24 - 27.2)}^{2} + {(17 - 27.2)}^{2} + {(38 - 27.2)}^{2} + {(23 - 27.2)}^{2} + {(12 - 27.2)}^{2} + {(13 - 27.2)}^{2} + {(31 - 27.2)}^{2} + {(38 - 27.2)}^{2} + {(17 - 27.2)}^{2} + {(31 - 27.2)}^{2} + {(38 - 27.2)}^{2} + {(27 - 27.2)}^{2} + {(40 - 27.2)}^{2}}{14})$
9445	Evaluate	(((1-3)^2-14)/( square root of 16-20))/(2+9)	$\frac{\frac{{(1 - 3)}^{2} - 14}{\sqrt{16} - 20}}{2 + 9}$
9446	Evaluate	square root of 0.13	$\sqrt{0.13}$
9447	Evaluate	square root of 0.85	$\sqrt{0.85}$
9448	Evaluate	square root of (1-2.9)^2+(1-2.9)^2+(2-2.9)^2+(3-2.9)^2+(3-2.9)^2+(3-2.9)^2+(3-2.9)^2+(4-2.9)^2+(4-2.9)^2+(5-2.9)^2	$\sqrt{{(1 - 2.9)}^{2} + {(1 - 2.9)}^{2} + {(2 - 2.9)}^{2} + {(3 - 2.9)}^{2} + {(3 - 2.9)}^{2} + {(3 - 2.9)}^{2} + {(3 - 2.9)}^{2} + {(4 - 2.9)}^{2} + {(4 - 2.9)}^{2} + {(5 - 2.9)}^{2}}$
9449	Evaluate	square root of (167.74)^2+(-340.72)^2	$\sqrt{{(167.74)}^{2} + {(- 340.72)}^{2}}$
9450	Evaluate	square root of ((1-2.9)^2+(1-2.9)^2+(2-2.9)^2+(3-2.9)^2+(3-2.9)^2+(3-2.9)^2+(3-2.9)^2+(4-2.9)^2+(4-2.9)^2+(5-2.9)^2)/(10-1)	$\sqrt{\frac{{(1 - 2.9)}^{2} + {(1 - 2.9)}^{2} + {(2 - 2.9)}^{2} + {(3 - 2.9)}^{2} + {(3 - 2.9)}^{2} + {(3 - 2.9)}^{2} + {(3 - 2.9)}^{2} + {(4 - 2.9)}^{2} + {(4 - 2.9)}^{2} + {(5 - 2.9)}^{2}}{10 - 1}}$
9451	Evaluate	square root of (148^2)/395+(193^2)/395	$\sqrt{\frac{148^{2}}{395} + \frac{193^{2}}{395}}$
9452	Evaluate	square root of 11/10	$\sqrt{\frac{11}{10}}$
9453	Evaluate	square root of 175/( square root of 7)	$\sqrt{\frac{175}{\sqrt{7}}}$
9454	Evaluate	square root of (2(34)(26656))/8	$\sqrt{\frac{2 (34) (26656)}{8}}$
9455	Evaluate	square root of 245/5	$\sqrt{\frac{245}{5}}$
9456	Evaluate	square root of 34/9	$\sqrt{\frac{34}{9}}$
9457	Evaluate	square root of 726/2	$\sqrt{\frac{726}{2}}$
9458	Evaluate	square root of (85*(597271.25)-49456056.25)/(85(85-1))	$\sqrt{\frac{85 \cdot (597271.25) - 49456056.25}{85 (85 - 1)}}$
9459	Evaluate	square root of cube root of 2^18	$\sqrt{\sqrt[3]{2^{18}}}$
9460	Evaluate	- square root of 0.0004	$- \sqrt{0.0004}$
9461	Evaluate	square root of 0.01*3	$\sqrt{0.01 \cdot 3}$
9462	Evaluate	square root of 1.25	$\sqrt{1.25}$
9463	Find the Mean of the Frequency Table	table[[Class,Frequency],[90-99,4],[80-89,6],[70-79,4],[60-69,3],[50-59,2],[40-49,1]]	$\begin{array}{c} Class & Frequency \\ 90 - 99 & 4 \\ 80 - 89 & 6 \\ 70 - 79 & 4 \\ 60 - 69 & 3 \\ 50 - 59 & 2 \\ 40 - 49 & 1 \end{array}$
9464	Find the Inverse	(3,5) , (6,2) , (0,2) , (3,-1)	$(3, 5)$ , $(6, 2)$ , $(0, 2)$ , $(3, - 1)$
9465	Find the Inverse	(0,-4) , (0,4) , (0,-7) , (0,7)	$(0, - 4)$ , $(0, 4)$ , $(0, - 7)$ , $(0, 7)$
9466	Find the Inverse	(1/6,-1/3) , (5/6,3)	$(\frac{1}{6}, - \frac{1}{3})$ , $(\frac{5}{6}, 3)$
9467	Find the Inverse	(-1,1/9) , (0,1) , (1,9) , (2,81)	$(- 1, \frac{1}{9})$ , $(0, 1)$ , $(1, 9)$ , $(2, 81)$
9468	Find the Inverse	(1,-2) , (-3,-10) , (1,5) , (-1,1)	$(1, - 2)$ , $(- 3, - 10)$ , $(1, 5)$ , $(- 1, 1)$
9469	Find the Inverse	(1,2) , (9,0)	$(1, 2)$ , $(9, 0)$
9470	Find the Inverse	(-3,-2) , (0,-5) , (3,-2)	$(- 3, - 2)$ , $(0, - 5)$ , $(3, - 2)$
9471	Find the Inverse	(3,3) , (5,7)	$(3, 3)$ , $(5, 7)$
9472	Find the Inverse	(7,0) , (0,21) , (9,0) , (0,9) , (0,7) , (21,0)	$(7, 0)$ , $(0, 21)$ , $(9, 0)$ , $(0, 9)$ , $(0, 7)$ , $(21, 0)$
9473	Find the Inverse	g^-1={(-5,-1),(0,3),(3,8)}	$g^{- 1} = {(- 5, - 1), (0, 3), (3, 8)}$
9474	Find the Inverse	[[1,2,3],[3,2,1]]	$[\begin{array}{c} 1 & 2 & 3 \\ 3 & 2 & 1 \end{array}]$
9475	Find the Inverse	[[5,1,1,0,0,0,70],[9,2,0,1,0,0,90],[1,1,0,0,1,0,80],[-2,-9,0,0,0,1,0]]	$[\begin{array}{c} 5 & 1 & 1 & 0 & 0 & 0 & 70 \\ 9 & 2 & 0 & 1 & 0 & 0 & 90 \\ 1 & 1 & 0 & 0 & 1 & 0 & 80 \\ - 2 & - 9 & 0 & 0 & 0 & 1 & 0 \end{array}]$
9476	Find the Inverse	s1s2[[0.4,0.6],[0.6,0.4]]	$s \cdot 1 s \cdot 2 [\begin{array}{c} 0.4 & 0.6 \\ 0.6 & 0.4 \end{array}]$
9477	Find the Inverse	{(2,4),(-1,3)}	${(2, 4), (- 1, 3)}$
9478	Find the Domain and Range	(1/6,-1/3) , (5/6,3)	$(\frac{1}{6}, - \frac{1}{3})$ , $(\frac{5}{6}, 3)$
9479	Find the Domain and Range	(0,5) , (1,4) , (1,9) , (2,9) , (4,6) , (5,0) , (6,0) , (7,4) , (8,6)	$(0, 5)$ , $(1, 4)$ , $(1, 9)$ , $(2, 9)$ , $(4, 6)$ , $(5, 0)$ , $(6, 0)$ , $(7, 4)$ , $(8, 6)$
9480	Find the Domain and Range	(0,8.1) , (1,9.3) , (2,10.8) , (3,12.6) , (4,14.3) , (5,16.2) , (6,17.3)	$(0, 8.1)$ , $(1, 9.3)$ , $(2, 10.8)$ , $(3, 12.6)$ , $(4, 14.3)$ , $(5, 16.2)$ , $(6, 17.3)$
9481	Find the Domain and Range	(1,1) , (-3,1)	$(1, 1)$ , $(- 3, 1)$
9482	Find the Domain and Range	(19,-4) , (3,-3) , (3,0) , (12,3) , (28,5)	$(19, - 4)$ , $(3, - 3)$ , $(3, 0)$ , $(12, 3)$ , $(28, 5)$
9483	Find the Domain and Range	(-2,2) , (-1,-1) , (1,3) , (2,3)	$(- 2, 2)$ , $(- 1, - 1)$ , $(1, 3)$ , $(2, 3)$
9484	Find the Domain and Range	(3,-4) , (2,-4) , (-2,-4)	$(3, - 4)$ , $(2, - 4)$ , $(- 2, - 4)$
9485	Find the Domain and Range	(35,2) , (6,7) , (4,8) , (35+3,2)	$(35, 2)$ , $(6, 7)$ , $(4, 8)$ , $(35 + 3, 2)$
9486	Find the Domain and Range	(-4,0) , (0,48) , (3,0) , (8,0)	$(- 4, 0)$ , $(0, 48)$ , $(3, 0)$ , $(8, 0)$
9487	Find the Domain and Range	(-4,-3) , (1,-3) , (0,-3) , (5,-2)	$(- 4, - 3)$ , $(1, - 3)$ , $(0, - 3)$ , $(5, - 2)$
9488	Find the Domain and Range	(5,10) , (2,7) , (6,3) , (1,1)	$(5, 10)$ , $(2, 7)$ , $(6, 3)$ , $(1, 1)$
9489	Find the Domain and Range	(5,13) , (12,5) , (1,12) , (9,12)	$(5, 13)$ , $(12, 5)$ , $(1, 12)$ , $(9, 12)$
9490	Evaluate	40001(1+0.03/365)^365	$40001 {(1 + \frac{0.03}{365})}^{365}$
9491	Evaluate	420(((1+0.04/12)^84-1)/(0.04/12))	$420 (\frac{{(1 + \frac{0.04}{12})}^{84} - 1}{\frac{0.04}{12}})$
9492	Evaluate	420*((1.06^13-1)/0.06)-420	$420 \cdot (\frac{{1.06}^{13} - 1}{0.06}) - 420$
9493	Evaluate	45*8	$45 \cdot 8$
9494	Evaluate	(495000(1-1.90^6))/(1-1.90)	$\frac{495000 (1 - {1.9}^{6})}{1 - 1.9}$
9495	Find the Number of Possibilities	3 choose 9	${}_{3}C_{9}$
9496	Evaluate	5(5-1)	$5 (5 - 1)$
9497	Evaluate	5(90)+125	$5 (90) + 125$
9498	Evaluate	500(1+1/150)^84	$500 {(1 + \frac{1}{150})}^{84}$
9499	Find the Number of Possibilities	30 choose 6	${}_{30}C_{6}$
9500	Evaluate	500000+(1-(1+0.08)^-19)/0.08	$500000 + \frac{1 - {(1 + 0.08)}^{- 19}}{0.08}$