Mathway | Popular Problems

Popular Problems

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Rank	Topic	Problem	Formatted Problem
61501	Solve by Factoring	x^2-11x+28=0	$x^{2} - 11 x + 28 = 0$
61502	Identify the Sequence	5 , 9 , 13 , 17 , 21	$5$ , $9$ , $13$ , $17$ , $21$
61503	Solve by Factoring	x^2+6x-72=0	$x^{2} + 6 x - 72 = 0$
61504	Identify the Sequence	49 , 64 , 81 , 100	$49$ , $64$ , $81$ , $100$
61505	Solve by Factoring	x^2+6x=16	$x^{2} + 6 x = 16$
61506	Identify the Sequence	-3 , 3 , -3 , 3	$- 3$ , $3$ , $- 3$ , $3$
61507	Solve by Factoring	x^2+2x-63=0	$x^{2} + 2 x - 63 = 0$
61508	Identify the Sequence	16 , 3.2 , 0.64 , 0.128	$16$ , $3.2$ , $0.64$ , $0.128$
61509	Solve by Factoring	x^2+36=12x	$x^{2} + 36 = 12 x$
61510	Identify the Sequence	2.9 , 2.7 , 2.5 , 2.3	$2.9$ , $2.7$ , $2.5$ , $2.3$
61511	Solve by Factoring	x^2+10x-24=0	$x^{2} + 10 x - 24 = 0$
61512	Identify the Sequence	12 , 14 , 16 , 18	$12$ , $14$ , $16$ , $18$
61513	Solve by Factoring	x^2+10x+9=0	$x^{2} + 10 x + 9 = 0$
61514	Identify the Sequence	2 , 4 , 16 , 256	$2$ , $4$ , $16$ , $256$
61515	Solve by Factoring	x^2-6x=-8	$x^{2} - 6 x = - 8$
61516	Identify the Sequence	72 , 12 , 2 , 1/3 , 1/18	$72$ , $12$ , $2$ , $\frac{1}{3}$ , $\frac{1}{18}$
61517	Solve by Factoring	x^2-9x-22=0	$x^{2} - 9 x - 22 = 0$
61518	Identify the Sequence	1 , 2 , 3 , 4 , 5	$1$ , $2$ , $3$ , $4$ , $5$
61519	Solve by Factoring	x^3=49x	$x^{3} = 49 x$
61520	Solve by Factoring	x^3-100x=0	$x^{3} - 100 x = 0$
61521	Identify the Sequence	128 , -16 , 2 , -1/4	$128$ , $- 16$ , $2$ , $- \frac{1}{4}$
61522	Solve by Factoring	x^3+49x=0	$x^{3} + 49 x = 0$
61523	Identify the Sequence	3 , 2 , 4/3 , 8/9	$3$ , $2$ , $\frac{4}{3}$ , $\frac{8}{9}$
61524	Solve by Factoring	x^3+7x^2+12x=0	$x^{3} + 7 x^{2} + 12 x = 0$
61525	Identify the Sequence	1024 , 528 , 256	$1024$ , $528$ , $256$
61526	Solve by Factoring	x^3+3x^2=16x+48	$x^{3} + 3 x^{2} = 16 x + 48$
61527	Identify the Sequence	1 , 2.5 , 4 , 5.5	$1$ , $2.5$ , $4$ , $5.5$
61528	Solve by Factoring	x^3+3x^2=49x+147	$x^{3} + 3 x^{2} = 49 x + 147$
61529	Identify the Sequence	1/10 , 3/20 , 5/30 , 7/40	$\frac{1}{10}$ , $\frac{3}{20}$ , $\frac{5}{30}$ , $\frac{7}{40}$
61530	Solve by Factoring	x^3+3x^2=36x+108	$x^{3} + 3 x^{2} = 36 x + 108$
61531	Identify the Sequence	2 , 1 , 0.5 , 0.25	$2$ , $1$ , $0.5$ , $0.25$
61532	Solve by Factoring	x^3+3x^2+3x+1=0	$x^{3} + 3 x^{2} + 3 x + 1 = 0$
61533	Identify the Sequence	2/5 , -4/15 , 8/45 , -16/135 , 32/405	$\frac{2}{5}$ , $- \frac{4}{15}$ , $\frac{8}{45}$ , $- \frac{16}{135}$ , $\frac{32}{405}$
61534	Solve by Factoring	x^3+x^2=81x+81	$x^{3} + x^{2} = 81 x + 81$
61535	Identify the Sequence	-7 , 3 , 13 , 23	$- 7$ , $3$ , $13$ , $23$
61536	Solve by Factoring	16x^4+47x^2=3	$16 x^{4} + 47 x^{2} = 3$
61537	Solve by Factoring	12x^2-5x-25=0	$12 x^{2} - 5 x - 25 = 0$
61538	Solve by Factoring	2x^2-x-6=0	$2 x^{2} - x - 6 = 0$
61539	Identify the Sequence	3 , -1 , -5 , -9	$3$ , $- 1$ , $- 5$ , $- 9$
61540	Solve by Factoring	2x^3-12x^2=32x-192	$2 x^{3} - 12 x^{2} = 32 x - 192$
61541	Identify the Sequence	9 , 17 , 25 , 33 , 41	$9$ , $17$ , $25$ , $33$ , $41$
61542	Solve by Factoring	2x^2=19x+33	$2 x^{2} = 19 x + 33$
61543	Identify the Sequence	1 , 1/8 , 1/27 , 1/64	$1$ , $\frac{1}{8}$ , $\frac{1}{27}$ , $\frac{1}{64}$
61544	Solve by Factoring	2x^2-7x+3=0	$2 x^{2} - 7 x + 3 = 0$
61545	Identify the Sequence	12 , 16 , 20 , 24	$12$ , $16$ , $20$ , $24$
61546	Solve by Factoring	2x^2+7x=4	$2 x^{2} + 7 x = 4$
61547	Identify the Sequence	70 , 7 , 0.7 , 0.07 , 0.007	$70$ , $7$ , $0.7$ , $0.07$ , $0.007$
61548	Solve by Factoring	2x^2+15x=8	$2 x^{2} + 15 x = 8$
61549	Solve by Factoring	2x^(1/3)-2=0	$2 x^{\frac{1}{3}} - 2 = 0$
61550	Identify the Sequence	0 , 3 , 8 , 15 , 24	$0$ , $3$ , $8$ , $15$ , $24$
61551	Identify the Sequence	-1 , 2 , 5 , 8	$- 1$ , $2$ , $5$ , $8$
61552	Identify the Sequence	1 , 2 , 6 , 24	$1$ , $2$ , $6$ , $24$
61553	Solve by Factoring	24x-55=24/x	$24 x - 55 = \frac{24}{x}$
61554	Solve by Factoring	20x^2=-25x	$20 x^{2} = - 25 x$
61555	Identify the Sequence	-125 , -25 , -5 , -1	$- 125$ , $- 25$ , $- 5$ , $- 1$
61556	Solve by Factoring	1+1/x=56/(x^2)	$1 + \frac{1}{x} = \frac{56}{x^{2}}$
61557	Identify the Sequence	6.12 , 42.84 , 299.88 , 2099.16	$6.12$ , $42.84$ , $299.88$ , $2099.16$
61558	Solve by Factoring	z/(z-3)+2/(z+3)=18/(z^2-9)	$\frac{z}{z - 3} + \frac{2}{z + 3} = \frac{18}{z^{2} - 9}$
61559	Find the Perpendicular Line	2x+4y=-6 ; (2,5)	$2 x + 4 y = - 6$ ; $(2, 5)$
61560	Solve by Factoring	z/(z-3)+3/(z+3)=18/(z^2-9)	$\frac{z}{z - 3} + \frac{3}{z + 3} = \frac{18}{z^{2} - 9}$
61561	Find the Perpendicular Line	(3,-2) 3x+4y=9	$(3, - 2)$ $3 x + 4 y = 9$
61562	Solve by Factoring	z/(z-5)+3/(z+5)=50/(z^2-25)	$\frac{z}{z - 5} + \frac{3}{z + 5} = \frac{50}{z^{2} - 25}$
61563	Find the Perpendicular Line	(6,-1) 3y+x=3	$(6, - 1)$ $3 y + x = 3$
61564	Solve by Factoring	z^2+6z=-8	$z^{2} + 6 z = - 8$
61565	Solve by Factoring	z^2+4z-5=0	$z^{2} + 4 z - 5 = 0$
61566	Find the Perpendicular Line	(1,4) , y=2x	$(1, 4)$ , $y = 2 x$
61567	Solve by Factoring	z^2+4z=-3	$z^{2} + 4 z = - 3$
61568	Find the Perpendicular Line	y=5x (1,5)	$y = 5 x$ $(1, 5)$
61569	Solve by Factoring	z^2+28=11z	$z^{2} + 28 = 11 z$
61570	Find the Perpendicular Line	(4,-3) 4x+5y=7	$(4, - 3)$ $4 x + 5 y = 7$
61571	Solve by Factoring	z^2+8z=-15	$z^{2} + 8 z = - 15$
61572	Solve by Factoring	(x+3)/(x+5)=(x^2-37x)/(x^2+x-20)-(x-5)/(x-4)	$\frac{x + 3}{x + 5} = \frac{x^{2} - 37 x}{x^{2} + x - 20} - \frac{x - 5}{x - 4}$
61573	Find the Perpendicular Line	(1,6) 3x+5y=1	$(1, 6)$ $3 x + 5 y = 1$
61574	Find the Perpendicular Line	(2,9) 3x+5y=1	$(2, 9)$ $3 x + 5 y = 1$
61575	Find the Perpendicular Line	(5,-2) 5x+6y=7	$(5, - 2)$ $5 x + 6 y = 7$
61576	Solve by Factoring	x^4+8x^2+15=0	$x^{4} + 8 x^{2} + 15 = 0$
61577	Find the Perpendicular Line	(-4,2) , y=-1	$(- 4, 2)$ , $y = - 1$
61578	Solve by Factoring	x^4+7x^2-144=0	$x^{4} + 7 x^{2} - 144 = 0$
61579	Find the Perpendicular Line	y=2x+7 ; (0,0)	$y = 2 x + 7$ ; $(0, 0)$
61580	Solve by Factoring	x^4+6x^2+5=0	$x^{4} + 6 x^{2} + 5 = 0$
61581	Determine if @POINT is a Solution	3x+y=9 ; (2,3)	$3 x + y = 9$ ; $(2, 3)$
61582	Solve by Factoring	x^4-3x^2-54=0	$x^{4} - 3 x^{2} - 54 = 0$
61583	Determine if @POINT is a Solution	(1,-4),x+y=-3x-y=5	$(1, - 4) x + y = - 3 x - y = 5$
61584	Solve by Factoring	x^4-14x^2+40=0	$x^{4} - 14 x^{2} + 40 = 0$
61585	Solve by Factoring	x^4-12x^2+36=0	$x^{4} - 12 x^{2} + 36 = 0$
61586	Determine if @POINT is a Solution	-12<x<7	$- 12 < x < 7$
61587	Solve by Factoring	x^4-4x^2+4=0	$x^{4} - 4 x^{2} + 4 = 0$
61588	Determine if @POINT is a Solution	y>3x-9	$y > 3 x - 9$
61589	Solve by Factoring	x^4-7x^2-8=0	$x^{4} - 7 x^{2} - 8 = 0$
61590	Determine if @POINT is a Solution	y-x>-3	$y - x > - 3$
61591	Solve by Factoring	x^5=25	$x^{5} = 25$
61592	Determine if @POINT is a Solution	y>x-3 ; (0,5)	$y > x - 3$ ; $(0, 5)$
61593	Solve by Factoring	x^3-8x^2-4x+32=0	$x^{3} - 8 x^{2} - 4 x + 32 = 0$
61594	Solve by Factoring	x^3-x=3x^2-3	$x^{3} - x = 3 x^{2} - 3$
61595	Find the Concavity	f(x) = natural log of x^2+1	$f (x) = \ln (x^{2} + 1)$
61596	Solve by Factoring	x^4-x^2-2=0	$x^{4} - x^{2} - 2 = 0$
61597	Solve by Factoring	x^4+x^2-90=0	$x^{4} + x^{2} - 90 = 0$
61598	Solve by Factoring	x^3-3x^2+x-3=0	$x^{3} - 3 x^{2} + x - 3 = 0$
61599	Round to the Nearest Tenth	7.81	$7.81$
61600	Solve by Factoring	x^3-3x^2+2x=0	$x^{3} - 3 x^{2} + 2 x = 0$