Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
138601	Find Reduced Row Echelon Form	[[3,12,-14,5],[2,9,-11,1],[1,3,-3,4]]	$[\begin{array}{c} 3 & 12 & - 14 & 5 \\ 2 & 9 & - 11 & 1 \\ 1 & 3 & - 3 & 4 \end{array}]$
138602	Find Reduced Row Echelon Form	[[2,7,48],[3,-12,27]]	$[\begin{array}{c} 2 & 7 & 48 \\ 3 & - 12 & 27 \end{array}]$
138603	Find Reduced Row Echelon Form	[[-1,1,1,-1],[-1,4,-11,-19],[6,-5,-10,0]]	$[\begin{array}{c} - 1 & 1 & 1 & - 1 \\ - 1 & 4 & - 11 & - 19 \\ 6 & - 5 & - 10 & 0 \end{array}]$
138604	Find Reduced Row Echelon Form	[[1,0,-1,19/3],[-2,1,5,-47/3],[4,0,-4,76/3]]	$[\begin{array}{c} 1 & 0 & - 1 & \frac{19}{3} \\ - 2 & 1 & 5 & - \frac{47}{3} \\ 4 & 0 & - 4 & \frac{76}{3} \end{array}]$
138605	Find the Inflection Points	y=3x^3-9x-6	$y = 3 x^{3} - 9 x - 6$
138606	Find the Behavior (Leading Coefficient Test)	y=x^3-4x^2+7	$y = x^{3} - 4 x^{2} + 7$
138607	Find the Inverse	{(-9,-8),(1,-6)}	${(- 9, - 8), (1, - 6)}$
138608	Find the Inverse	{(-8,6),(6,-2),(7,-3)}	${(- 8, 6), (6, - 2), (7, - 3)}$
138609	Find the Determinant of the Resulting Matrix	[[8],[2],[6]]+[[7],[1],[3]]	$[\begin{array}{c} 8 \\ 2 \\ 6 \end{array}] + [\begin{array}{c} 7 \\ 1 \\ 3 \end{array}]$
138610	Find the Determinant of the Resulting Matrix	5[[0,1],[-1,2]]-6[[1,4],[-1,3]]-2[[1,4],[2,3]]	$5 [\begin{array}{c} 0 & 1 \\ - 1 & 2 \end{array}] - 6 [\begin{array}{c} 1 & 4 \\ - 1 & 3 \end{array}] - 2 [\begin{array}{c} 1 & 4 \\ 2 & 3 \end{array}]$
138611	Find the Inverse	(3,-5) , (5,-3) , (9,2) , (-9,-2)	$(3, - 5)$ , $(5, - 3)$ , $(9, 2)$ , $(- 9, - 2)$
138612	Find the Inverse	{(1,0),(6,1),(-1,0),(-6,0)}	${(1, 0), (6, 1), (- 1, 0), (- 6, 0)}$
138613	Find the Inverse	(1,-3) , (-2,3) , (5,1) , (6,4)	$(1, - 3)$ , $(- 2, 3)$ , $(5, 1)$ , $(6, 4)$
138614	Find the Parabola with Focus (-5,5) and Directrix y=-1	(-5,5) y=-1	$(- 5, 5)$ $y = - 1$
138615	Find the Parabola with Focus (0,-5) and Directrix y=5	(0,-5) y=5	$(0, - 5)$ $y = 5$
138616	Find the Parabola with Focus (0,1) and Directrix y=-1	(0,1) y=-1	$(0, 1)$ $y = - 1$
138617	Find the Parabola with Focus (0,-10) and Directrix y=10	(0,-10) y=10	$(0, - 10)$ $y = 10$
138618	Find the Parabola with Focus (0,2) and Directrix y=0	(0,2) y=0	$(0, 2)$ $y = 0$
138619	Find the Parabola with Vertex (0,0) and Focus (0,3)	(0,3) , (0,0)	$(0, 3)$ , $(0, 0)$
138620	Determine if Odd, Even, or Neither	x^3+5x	$x^{3} + 5 x$
138621	Find the Dimensions	[[-6,8,0,0],[4,1,9,2]]	$[\begin{array}{c} - 6 & 8 & 0 & 0 \\ 4 & 1 & 9 & 2 \end{array}]$
138622	Find the Dimensions	[[6],[2],[8],[3]]	$[\begin{array}{c} 6 \\ 2 \\ 8 \\ 3 \end{array}]$
138623	Expand Using De Moivre's Theorem	(1/2(cos(pi/14)+isin(pi/14)))^7	${(\frac{1}{2} (\cos (\frac{π}{14}) + i \sin (\frac{π}{14})))}^{7}$
138624	Expand Using De Moivre's Theorem	(1/2(cos(pi/7)+isin(pi/7)))^7	${(\frac{1}{2} (\cos (\frac{π}{7}) + i \sin (\frac{π}{7})))}^{7}$
138625	Expand Using De Moivre's Theorem	2-2i	$2 - 2 i$
138626	Expand Using De Moivre's Theorem	(2(cos(75)+isin(75)))^3	${(2 (\cos (75) + i \sin (75)))}^{3}$
138627	Determine if Odd, Even, or Neither	ninth root of x	$\sqrt[9]{x}$
138628	Determine if Odd, Even, or Neither	square root of 7x^2+1	$\sqrt{7 x^{2} + 1}$
138629	Determine if Odd, Even, or Neither	2x^4+7	$2 x^{4} + 7$
138630	Determine if Odd, Even, or Neither	2x^3+3x	$2 x^{3} + 3 x$
138631	Determine if Odd, Even, or Neither	4x^2-5	$4 x^{2} - 5$
138632	Determine if Odd, Even, or Neither	4x^2-7	$4 x^{2} - 7$
138633	Expand Using De Moivre's Theorem	(-1+i)^7	${(- 1 + i)}^{7}$
138634	Expand Using De Moivre's Theorem	(-2-2i)^5	${(- 2 - 2 i)}^{5}$
138635	Determine if Parallel	x+7=yy-x=-3	$x + 7 = y y - x = - 3$
138636	Determine if Parallel	x+y=-13x-y=-3	$x + y = - 13 x - y = - 3$
138637	Determine if Parallel	x-4y=-4y=4x-8	$x - 4 y = - 4 y = 4 x - 8$
138638	Determine if Parallel	x-2y=-4y=2x-2	$x - 2 y = - 4 y = 2 x - 2$
138639	Determine if Parallel	y=3/7x+11 -3x+7y=13	$y = \frac{3}{7} x + 11$ $- 3 x + 7 y = 13$
138640	Determine if Parallel	y=5x+6 -18x+3y=-54	$y = 5 x + 6$ $- 18 x + 3 y = - 54$
138641	Find a,b,c	9y^2=24y-16	$9 y^{2} = 24 y - 16$
138642	Find a,b,c	-x^2+5=3x	$- x^{2} + 5 = 3 x$
138643	Find a,b,c	x^2+2x+1=0	$x^{2} + 2 x + 1 = 0$
138644	Find a,b,c	-x^2+2x-1=0	$- x^{2} + 2 x - 1 = 0$
138645	Find a,b,c	-9x^2-12x-4=0	$- 9 x^{2} - 12 x - 4 = 0$
138646	Find a,b,c	-y^2+4=4y	$- y^{2} + 4 = 4 y$
138647	Find a,b,c	-y^2+10y-25=0	$- y^{2} + 10 y - 25 = 0$
138648	Find a,b,c	x^2-5=-4x^2+3x	$x^{2} - 5 = - 4 x^{2} + 3 x$
138649	Find a,b,c	y^2-5y+7=0	$y^{2} - 5 y + 7 = 0$
138650	Find the Expanded Form	(x-1/6)^2+y^2=1/36	${(x - \frac{1}{6})}^{2} + y^{2} = \frac{1}{36}$
138651	Find the Expanded Form	(x-1/7)^2+y^2=1/49	${(x - \frac{1}{7})}^{2} + y^{2} = \frac{1}{49}$
138652	Determine if the Vector is in the Column Space	A=[[17,18],[2,4]] , x=[[8],[3]]	$A = [\begin{array}{c} 17 & 18 \\ 2 & 4 \end{array}]$ , $x = [\begin{array}{c} 8 \\ 3 \end{array}]$
138653	Evaluate Using the Remainder Theorem	f(x)=3x^4-7x^3-7x^2+42x-19 ; f(3)	$f (x) = 3 x^{4} - 7 x^{3} - 7 x^{2} + 42 x - 19$ ; $f (3)$
138654	Evaluate Using the Remainder Theorem	P(x)=2x^3-x^2+10x+3 ; a=1/2	$P (x) = 2 x^{3} - x^{2} + 10 x + 3$ ; $a = \frac{1}{2}$
138655	Find a,b,c	2x^2-5x-3=0	$2 x^{2} - 5 x - 3 = 0$
138656	Find a,b,c	-2x^2-7x=2	$- 2 x^{2} - 7 x = 2$
138657	Find a,b,c	2y^2+6y=3	$2 y^{2} + 6 y = 3$
138658	Find a,b,c	-2y^2-5=-8y	$- 2 y^{2} - 5 = - 8 y$
138659	Find a,b,c	3x^2+4x+10=0	$3 x^{2} + 4 x + 10 = 0$
138660	Find a,b,c	3x^2-x+5=0	$3 x^{2} - x + 5 = 0$
138661	Find a,b,c	4y^2-5y=3	$4 y^{2} - 5 y = 3$
138662	Find a,b,c	5x^2-6x=8	$5 x^{2} - 6 x = 8$
138663	Find a,b,c	-4x^2+3=-3x	$- 4 x^{2} + 3 = - 3 x$
138664	Find a,b,c	4x^2=5x+12	$4 x^{2} = 5 x + 12$
138665	Find a,b,c	2x^2+5x-1=0	$2 x^{2} + 5 x - 1 = 0$
138666	Find a,b,c	15x^2+23x-41=0	$15 x^{2} + 23 x - 41 = 0$
138667	Find a,b,c	(x-5)(x+6)=0	$(x - 5) (x + 6) = 0$
138668	Find the Expanded Form	(x-3)^2+(y+2)^2=16	${(x - 3)}^{2} + {(y + 2)}^{2} = 16$
138669	Find the Expanded Form	(x-1)^2+(y-2)^2=9	${(x - 1)}^{2} + {(y - 2)}^{2} = 9$
138670	Find the Expanded Form	(x-1)^2+(y-5)^2=49	${(x - 1)}^{2} + {(y - 5)}^{2} = 49$
138671	Find the Expanded Form	(x-2)^2+(y+1)^2=16	${(x - 2)}^{2} + {(y + 1)}^{2} = 16$
138672	Find the Expanded Form	(x-3)^2+(y-2)^2=100	${(x - 3)}^{2} + {(y - 2)}^{2} = 100$
138673	Find the Expanded Form	(x-7)^2+(y+5)^2=7	${(x - 7)}^{2} + {(y + 5)}^{2} = 7$
138674	Find the Expanded Form	(x-8)^2+(y+6)^2=1	${(x - 8)}^{2} + {(y + 6)}^{2} = 1$
138675	Find the Expanded Form	(x-5)^2+(y-1)^2=4	${(x - 5)}^{2} + {(y - 1)}^{2} = 4$
138676	Find Any Equation Perpendicular to the Line	2x-4y=12	$2 x - 4 y = 12$
138677	Find Any Equation Perpendicular to the Line	2x+3y=-6	$2 x + 3 y = - 6$
138678	Find Any Equation Perpendicular to the Line	x+3y=6	$x + 3 y = 6$
138679	Find Any Equation Perpendicular to the Line	5x+7y=8	$5 x + 7 y = 8$
138680	Find Any Equation Perpendicular to the Line	8x+6y=1	$8 x + 6 y = 1$
138681	Find Any Equation Perpendicular to the Line	3y=2x-1	$3 y = 2 x - 1$
138682	Find Any Equation Perpendicular to the Line	3y=2x-4	$3 y = 2 x - 4$
138683	Find Any Equation Perpendicular to the Line	3y=5x-1	$3 y = 5 x - 1$
138684	Find Any Equation Perpendicular to the Line	y=2/3x+4	$y = \frac{2}{3} x + 4$
138685	Find Any Equation Perpendicular to the Line	y=1/3x+2	$y = \frac{1}{3} x + 2$
138686	Find Any Equation Perpendicular to the Line	y=1/2x-3	$y = \frac{1}{2} x - 3$
138687	Find Any Equation Perpendicular to the Line	y=-1/2x+4	$y = - \frac{1}{2} x + 4$
138688	Find Any Equation Perpendicular to the Line	y=3x+8	$y = 3 x + 8$
138689	Find Any Equation Perpendicular to the Line	y=2x+6	$y = 2 x + 6$
138690	Find Any Equation Perpendicular to the Line	y=4/3x	$y = \frac{4}{3} x$
138691	Find Any Equation Perpendicular to the Line	y=2x-8	$y = 2 x - 8$
138692	Find Any Equation Perpendicular to the Line	y=3	$y = 3$
138693	Find Any Equation Perpendicular to the Line	y=-2x-3	$y = - 2 x - 3$
138694	Find Any Equation Perpendicular to the Line	y=-2x-4	$y = - 2 x - 4$
138695	Find Any Equation Perpendicular to the Line	y=4/5x+7	$y = \frac{4}{5} x + 7$
138696	Find Any Equation Perpendicular to the Line	y=3/4x-3	$y = \frac{3}{4} x - 3$
138697	Find Any Equation Perpendicular to the Line	y=2/3x+9(-6,5)	$y = \frac{2}{3} x + 9 (- 6, 5)$
138698	Find Any Equation Perpendicular to the Line	y=5x+6	$y = 5 x + 6$
138699	Find Any Equation Perpendicular to the Line	y=-7x+8	$y = - 7 x + 8$
138700	Find Any Equation Perpendicular to the Line	y=-6x+7	$y = - 6 x + 7$