Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
138501	Find the Points of Intersection	y=x^2-4y=x^2-4x	$y = x^{2} - 4 y = x^{2} - 4 x$
138502	Find the Points of Intersection	y=x^2-5x+5y=-2x+23	$y = x^{2} - 5 x + 5 y = - 2 x + 23$
138503	Find the Inverse	y = log base 4 of x	$y = \log_{4} (x)$
138504	Find the Inverse	x^3y=-3	$x^{3} y = - 3$
138505	Find the Points of Intersection	2x+y=8x+y=4	$2 x + y = 8 x + y = 4$
138506	Find the Points of Intersection	-2x=2-y*2y=4x+4	$- 2 x = 2 - y \cdot 2 y = 4 x + 4$
138507	Find the Points of Intersection	2x+y<123x-2y>2	$2 x + y < 123 x - 2 y > 2$
138508	Find the Points of Intersection	4x^2+9y^2=72x^2-y^2=5	$4 x^{2} + 9 y^{2} = 72 x^{2} - y^{2} = 5$
138509	Find the Points of Intersection	3x+5y<=15 , 2x+2y<=8	$3 x + 5 y \leq 15$ , $2 x + 2 y \leq 8$
138510	Round to the Nearest Thousandth	6.22881869	$6.22881869$
138511	Round to the Nearest Thousandth	9.89949493	$9.89\overline{94}$
138512	Round to the Nearest Thousandth	3.60555127	$3.60555127$
138513	Round to the Nearest Thousandth	-7.19315405	$- 7.19315405$
138514	Find the Points of Intersection	x+y=k*2x+3y=k+1	$x + y = k \cdot 2 x + 3 y = k + 1$
138515	Find the Points of Intersection	x+y=8x-y=4	$x + y = 8 x - y = 4$
138516	Find the Points of Intersection	x-2y=3 , 5x+3y=2	$x - 2 y = 3$ , $5 x + 3 y = 2$
138517	Find the Points of Intersection	x^2+y^2=9 , x^2+(y-2)^2=1	$x^{2} + y^{2} = 9$ , $x^{2} + {(y - 2)}^{2} = 1$
138518	Find the Points of Intersection	x^2+y^2=50(x-2)^2+y^2=50	$x^{2} + y^{2} = 50 {(x - 2)}^{2} + y^{2} = 50$
138519	Find the Points of Intersection	x+3y=2x-y=-7	$x + 3 y = 2 x - y = - 7$
138520	Find the Points of Intersection	x+y=3 , x-y=1	$x + y = 3$ , $x - y = 1$
138521	Find the Points of Intersection	x+y=4 x-y=2	$x + y = 4$ $x - y = 2$
138522	Find the Points of Intersection	x^2+y^2=18y^2-3x^2=6	$x^{2} + y^{2} = 18 y^{2} - 3 x^{2} = 6$
138523	Find the Points of Intersection	x^2+4y^2=10y=x	$x^{2} + 4 y^{2} = 10 y = x$
138524	Find the Points of Intersection	x^2+y^2=16 , y^2-2x=16	$x^{2} + y^{2} = 16$ , $y^{2} - 2 x = 16$
138525	Find the Points of Intersection	x^2+y^2=16 , y^2-2x^2=10	$x^{2} + y^{2} = 16$ , $y^{2} - 2 x^{2} = 10$
138526	Find the Points of Intersection	y<=x , y>=6-x	$y \leq x$ , $y \geq 6 - x$
138527	Find the Points of Intersection	x+2y>=10 , 3x-4y>12	$x + 2 y \geq 10$ , $3 x - 4 y > 12$
138528	Find the Points of Intersection	y<=5x+1y>=-5x+1x<=3	$y \leq 5 x + 1 y \geq - 5 x + 1 x \leq 3$
138529	Find the Points of Intersection	y<=x , y>=2-x	$y \leq x$ , $y \geq 2 - x$
138530	Find the Points of Intersection	y = square root of 100-x^2 , y=12-x	$y = \sqrt{100 - x^{2}}$ , $y = 12 - x$
138531	Find the Points of Intersection	y=-3x+5y=x^2-3x+5	$y = - 3 x + 5 y = x^{2} - 3 x + 5$
138532	Find the Points of Intersection	y=3x+8 12x-4y=-32	$y = 3 x + 8$ $12 x - 4 y = - 32$
138533	Find the Points of Intersection	y=8 square root of xy=9-x	$y = 8 \sqrt{x} y = 9 - x$
138534	Find the Points of Intersection	y=-2x+6y=7x+2	$y = - 2 x + 6 y = 7 x + 2$
138535	Find the Points of Intersection	y=-2x-4y=x-3	$y = - 2 x - 4 y = x - 3$
138536	Find the Inverse	y=x-2	$y = x - 2$
138537	Find the Inverse	y=4x-8	$y = 4 x - 8$
138538	Determine if Surjective (Onto)	(1,-2) , (3,6)	$(1, - 2)$ , $(3, 6)$
138539	Find the Inflection Points	f(x)=1/3x^3+3/2x^2+8x-4	$f (x) = \frac{1}{3} x^{3} + \frac{3}{2} x^{2} + 8 x - 4$
138540	Write in Standard Form	x^2-6x-8y-15=0	$x^{2} - 6 x - 8 y - 15 = 0$
138541	Find the Inflection Points	f(x)=x^4-9x^2	$f (x) = x^{4} - 9 x^{2}$
138542	Find the Leading Coefficient	(x+2y)^4	${(x + 2 y)}^{4}$
138543	Find the Leading Coefficient	(a+b)^n	${(a + b)}^{n}$
138544	Find the Leading Coefficient	-7x-5x^2+5	$- 7 x - 5 x^{2} + 5$
138545	Find the Leading Coefficient	3n^4-5n^3+9	$3 n^{4} - 5 n^{3} + 9$
138546	Write in Standard Form	4x^2+25y^2=100	$4 x^{2} + 25 y^{2} = 100$
138547	Write in Standard Form	25x^2-150x+9y^2=0	$25 x^{2} - 150 x + 9 y^{2} = 0$
138548	Find the Leading Coefficient	x^4y^3	$x^{4} y^{3}$
138549	Find the Leading Coefficient	x^6	$x^{6}$
138550	Find the Second Derivative	3x^2e^(2x)	$3 x^{2} e^{2 x}$
138551	Find the Equation with a Point and Slope	4/5 , (-15,5)	$\frac{4}{5}$ , $(- 15, 5)$
138552	Find the Equation with a Point and Slope	(-10,-6) ; m=-5/8	$(- 10, - 6)$ ; $m = - \frac{5}{8}$
138553	Find the Equation with a Point and Slope	(-2,1) , m=3/2	$p (- 2, 1)$ , $m = \frac{3}{2}$
138554	Find the Fourth Derivative	(x+5)^7	${(x + 5)}^{7}$
138555	Find the Cosine Given the Point	(2,- square root of 5)	$(2, - \sqrt{5})$
138556	Find the Cosine Given the Point	(28/53,45/53)	$(\frac{28}{53}, \frac{45}{53})$
138557	Find the Cosine Given the Point	(11/61,-60/61)	$(\frac{11}{61}, - \frac{60}{61})$
138558	Find the Cosine Given the Point	(16/65,63/65)	$(\frac{16}{65}, \frac{63}{65})$
138559	Find the Cosine Given the Point	(-( square root of 11)/6,5/6)	$(- \frac{\sqrt{11}}{6}, \frac{5}{6})$
138560	Estimate	81-11.70	$81 - 11.7$
138561	Convert to Interval Notation	\|2x-7\|<11	$\| 2 x - 7 \| < 11$
138562	Find the Function Rule	table[[x,y],[-5,99],[-2,30],[1,-3]]	$\begin{array}{c} x & y \\ - 5 & 99 \\ - 2 & 30 \\ 1 & - 3 \end{array}$
138563	Solve the Matrix Equation	[[2,1],[5,3]]*[[1,2,3],[6,7,8]]=[[a_11,a_12,a_13],[a_21,a_22,a_23]]	$[\begin{array}{c} 2 & 1 \\ 5 & 3 \end{array}] \cdot [\begin{array}{c} 1 & 2 & 3 \\ 6 & 7 & 8 \end{array}] = [\begin{array}{c} a_{11} & a_{12} & a_{13} \\ a_{21} & a_{22} & a_{23} \end{array}]$
138564	Solve the Matrix Equation	[[2,-1],[7,-4]]x=[[10,-3],[39,-7]]	$[\begin{array}{c} 2 & - 1 \\ 7 & - 4 \end{array}] x = [\begin{array}{c} 10 & - 3 \\ 39 & - 7 \end{array}]$
138565	Find the Function Rule	table[[x,y],[3,0],[4,1],[5,2]]	$\begin{array}{c} x & y \\ 3 & 0 \\ 4 & 1 \\ 5 & 2 \end{array}$
138566	Find the Function Rule	table[[x,y],[3,1],[7,2],[11,3]]	$\begin{array}{c} x & y \\ 3 & 1 \\ 7 & 2 \\ 11 & 3 \end{array}$
138567	Find the Function Rule	table[[x,y],[3,15],[5,25],[7,35]]	$\begin{array}{c} x & y \\ 3 & 15 \\ 5 & 25 \\ 7 & 35 \end{array}$
138568	Find the Function Rule	table[[x,y],[-2,1],[-1,2],[0,4]]	$\begin{array}{c} x & y \\ - 2 & 1 \\ - 1 & 2 \\ 0 & 4 \end{array}$
138569	Find the Function Rule	table[[x,y],[1,9],[2,12],[3,15]]	$\begin{array}{c} x & y \\ 1 & 9 \\ 2 & 12 \\ 3 & 15 \end{array}$
138570	Find the Function Rule	table[[x,y],[-1,6],[0,5],[1,6]]	$\begin{array}{c} x & y \\ - 1 & 6 \\ 0 & 5 \\ 1 & 6 \end{array}$
138571	Find the Function Rule	table[[x,y],[1,0],[2,3],[3,8]]	$\begin{array}{c} x & y \\ 1 & 0 \\ 2 & 3 \\ 3 & 8 \end{array}$
138572	Find the Function Rule	table[[x,y],[0.5,-0.75],[1,0],[1.5,0.5]]	$\begin{array}{c} x & y \\ 0.5 & - 0.75 \\ 1 & 0 \\ 1.5 & 0.5 \end{array}$
138573	Find the Function Rule	table[[x,y],[0,5],[1,7],[2,9]]	$\begin{array}{c} x & y \\ 0 & 5 \\ 1 & 7 \\ 2 & 9 \end{array}$
138574	Find the Function Rule	table[[x,y],[0,23000],[1,20000],[2,16000]]	$\begin{array}{c} x & y \\ 0 & 23000 \\ 1 & 20000 \\ 2 & 16000 \end{array}$
138575	Solve the Matrix Equation	[[6,10,13],[4,-2,7],[0,9,-8]]x=[[84],[18],[56]]	$[\begin{array}{c} 6 & 10 & 13 \\ 4 & - 2 & 7 \\ 0 & 9 & - 8 \end{array}] x = [\begin{array}{c} 84 \\ 18 \\ 56 \end{array}]$
138576	Solve the Matrix Equation	[[a,4],[-2,d]][[2],[-4]]=[[-12],[12]]	$[\begin{array}{c} a & 4 \\ - 2 & d \end{array}] [\begin{array}{c} 2 \\ - 4 \end{array}] = [\begin{array}{c} - 12 \\ 12 \end{array}]$
138577	Solve the Matrix Equation	[[5,1,4],[2,-3,-5],[7,2,-6]]x=[[5],[2],[5]]	$[\begin{array}{c} 5 & 1 & 4 \\ 2 & - 3 & - 5 \\ 7 & 2 & - 6 \end{array}] x = [\begin{array}{c} 5 \\ 2 \\ 5 \end{array}]$
138578	Solve the Matrix Equation	-[[-4,0],[4,-1]]+[[1,3],[4,3]]x=[[13,12],[23,13]]	$- [\begin{array}{c} - 4 & 0 \\ 4 & - 1 \end{array}] + [\begin{array}{c} 1 & 3 \\ 4 & 3 \end{array}] x = [\begin{array}{c} 13 & 12 \\ 23 & 13 \end{array}]$
138579	Find Reduced Row Echelon Form	[[1,7,-2,-38],[2,13,2,-71],[1,4,-5,-23]]	$[\begin{array}{c} 1 & 7 & - 2 & - 38 \\ 2 & 13 & 2 & - 71 \\ 1 & 4 & - 5 & - 23 \end{array}]$
138580	Find Reduced Row Echelon Form	[[-2,0,4,0],[167,0,-119,-14],[15,70,-15,0],[-325,0,225,100]]	$[\begin{array}{c} - 2 & 0 & 4 & 0 \\ 167 & 0 & - 119 & - 14 \\ 15 & 70 & - 15 & 0 \\ - 325 & 0 & 225 & 100 \end{array}]$
138581	Find Reduced Row Echelon Form	[[10,4,20,2.95],[7.5,6,15,3.77],[15,3,40,1.8]]	$[\begin{array}{c} 10 & 4 & 20 & 2.95 \\ 7.5 & 6 & 15 & 3.77 \\ 15 & 3 & 40 & 1.8 \end{array}]$
138582	Find the Function Rule	table[[x,y],[0,0.0625],[1,0.25],[2,1]]	$\begin{array}{c} x & y \\ 0 & 0.0625 \\ 1 & 0.25 \\ 2 & 1 \end{array}$
138583	Find the Function Rule	table[[x,y],[0,1],[1,5],[2,25]]	$\begin{array}{c} x & y \\ 0 & 1 \\ 1 & 5 \\ 2 & 25 \end{array}$
138584	Find the Function Rule	table[[x,y],[0,11],[1,6],[2,3]]	$\begin{array}{c} x & y \\ 0 & 11 \\ 1 & 6 \\ 2 & 3 \end{array}$
138585	Find Reduced Row Echelon Form	[[-3,-6,7,4],[-4,-12,2,12],[5,-14,14,-10]]	$[\begin{array}{c} - 3 & - 6 & 7 & 4 \\ - 4 & - 12 & 2 & 12 \\ 5 & - 14 & 14 & - 10 \end{array}]$
138586	Find Reduced Row Echelon Form	[[3,12,-14,5],[2,9,-11,1],[1,3,-3,4]]	$[\begin{array}{c} 3 & 12 & - 14 & 5 \\ 2 & 9 & - 11 & 1 \\ 1 & 3 & - 3 & 4 \end{array}]$
138587	Find Reduced Row Echelon Form	[[2,7,48],[3,-12,27]]	$[\begin{array}{c} 2 & 7 & 48 \\ 3 & - 12 & 27 \end{array}]$
138588	Find Reduced Row Echelon Form	[[-1,1,1,-1],[-1,4,-11,-19],[6,-5,-10,0]]	$[\begin{array}{c} - 1 & 1 & 1 & - 1 \\ - 1 & 4 & - 11 & - 19 \\ 6 & - 5 & - 10 & 0 \end{array}]$
138589	Find Reduced Row Echelon Form	[[1,0,-1,19/3],[-2,1,5,-47/3],[4,0,-4,76/3]]	$[\begin{array}{c} 1 & 0 & - 1 & \frac{19}{3} \\ - 2 & 1 & 5 & - \frac{47}{3} \\ 4 & 0 & - 4 & \frac{76}{3} \end{array}]$
138590	Find the Inflection Points	y=3x^3-9x-6	$y = 3 x^{3} - 9 x - 6$
138591	Find the Behavior (Leading Coefficient Test)	y=x^3-4x^2+7	$y = x^{3} - 4 x^{2} + 7$
138592	Find the Inverse	{(-9,-8),(1,-6)}	${(- 9, - 8), (1, - 6)}$
138593	Find the Inverse	{(-8,6),(6,-2),(7,-3)}	${(- 8, 6), (6, - 2), (7, - 3)}$
138594	Find the Determinant of the Resulting Matrix	[[8],[2],[6]]+[[7],[1],[3]]	$[\begin{array}{c} 8 \\ 2 \\ 6 \end{array}] + [\begin{array}{c} 7 \\ 1 \\ 3 \end{array}]$
138595	Find the Determinant of the Resulting Matrix	5[[0,1],[-1,2]]-6[[1,4],[-1,3]]-2[[1,4],[2,3]]	$5 [\begin{array}{c} 0 & 1 \\ - 1 & 2 \end{array}] - 6 [\begin{array}{c} 1 & 4 \\ - 1 & 3 \end{array}] - 2 [\begin{array}{c} 1 & 4 \\ 2 & 3 \end{array}]$
138596	Find the Inverse	(3,-5) , (5,-3) , (9,2) , (-9,-2)	$(3, - 5)$ , $(5, - 3)$ , $(9, 2)$ , $(- 9, - 2)$
138597	Find the Inverse	{(1,0),(6,1),(-1,0),(-6,0)}	${(1, 0), (6, 1), (- 1, 0), (- 6, 0)}$
138598	Find the Inverse	(1,-3) , (-2,3) , (5,1) , (6,4)	$(1, - 3)$ , $(- 2, 3)$ , $(5, 1)$ , $(6, 4)$
138599	Find the Parabola with Focus (-5,5) and Directrix y=-1	(-5,5) y=-1	$(- 5, 5)$ $y = - 1$
138600	Find the Parabola with Focus (0,-5) and Directrix y=5	(0,-5) y=5	$(0, - 5)$ $y = 5$