Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
152701	Find the Local Maxima and Minima	f(x)=4x^4-2x^3-8x^2+5x+2	$f (x) = 4 x^{4} - 2 x^{3} - 8 x^{2} + 5 x + 2$
152702	Find the Local Maxima and Minima	f(x)=1.5x^4-12x^2+12.9	$f (x) = 1.5 x^{4} - 12 x^{2} + 12.9$
152703	Find Any Equation Perpendicular to the Line	8x-4y=-8	$8 x - 4 y = - 8$
152704	Find Any Equation Perpendicular to the Line	y=-3/4x+4	$y = - \frac{3}{4} x + 4$
152705	Find dy/dx	y = square root of x(x+6)	$y = \sqrt{x (x + 6)}$
152706	Find the Variance	13 , 8 , 25 , 33 , 10	$13$ , $8$ , $25$ , $33$ , $10$
152707	Find the Variance	67 , 74 , 74 , 78 , 87 , 88 , 96 , 102 , 105 , 119	$67$ , $74$ , $74$ , $78$ , $87$ , $88$ , $96$ , $102$ , $105$ , $119$
152708	Find the Variance	8 , 4 , 14 , 16 , 8	$8$ , $4$ , $14$ , $16$ , $8$
152709	Find dy/dx	3x^2y-picos(y)=4pi	$3 x^{2} y - π \cos (y) = 4 π$
152710	Reorder in Descending Order	-9x+7-4x^6	$- 9 x + 7 - 4 x^{6}$
152711	Convert to Set Notation	-7<(5x-1)/2<0	$- 7 < \frac{5 x - 1}{2} < 0$
152712	Convert to Set Notation	-3<=2x-1<=9	$- 3 \leq 2 x - 1 \leq 9$
152713	Convert to Set Notation	-4<=8-3x<=6	$- 4 \leq 8 - 3 x \leq 6$
152714	Convert to Set Notation	1/(3x)-2/(7x)>1/3	$\frac{1}{3 x} - \frac{2}{7 x} > \frac{1}{3}$
152715	Find the Sample Standard Deviation	98 , 87 , 79 , 82 , 101 , 99 , 97 , 97 , 102 , 91 , 93	$98$ , $87$ , $79$ , $82$ , $101$ , $99$ , $97$ , $97$ , $102$ , $91$ , $93$
152716	Find the Sample Standard Deviation	94 , 92 , 88 , 83 , 84 , 78 , 90	$94$ , $92$ , $88$ , $83$ , $84$ , $78$ , $90$
152717	Find the Sample Standard Deviation	9 , 38 , 50 , 50 , 51	$9$ , $38$ , $50$ , $50$ , $51$
152718	Find Any Equation Parallel to the Line	y=1/3x+2	$y = \frac{1}{3} x + 2$
152719	Find the Sample Standard Deviation	8 , 8 , 9 , 9 , 9 , 10 , 10	$8$ , $8$ , $9$ , $9$ , $9$ , $10$ , $10$
152720	Find the Sample Standard Deviation	81 84 82 93 81 85 95 89 86 94	$81$ $84$ $82$ $93$ $81$ $85$ $95$ $89$ $86$ $94$
152721	Find the Sample Standard Deviation	74 , 78 , 83 , 89 , 90 , 92 , 96	$74$ , $78$ , $83$ , $89$ , $90$ , $92$ , $96$
152722	Find the Sample Standard Deviation	75 , 82 , 100 , 120 , 140 , 450	$75$ , $82$ , $100$ , $120$ , $140$ , $450$
152723	Find the Sample Standard Deviation	16 , 10 , 12 , 10 , 17 , 14 , 15 , 18	$16$ , $10$ , $12$ , $10$ , $17$ , $14$ , $15$ , $18$
152724	Find the Sample Standard Deviation	16 , 10 , 5 , 7 , 13	$16$ , $10$ , $5$ , $7$ , $13$
152725	Find the Sample Standard Deviation	16 , 20 , 4 , 7 , 10 , 8 , 7 , 10	$16$ , $20$ , $4$ , $7$ , $10$ , $8$ , $7$ , $10$
152726	Find the Sample Standard Deviation	18 17 23 20 21 22 19	$18$ $17$ $23$ $20$ $21$ $22$ $19$
152727	Find the Sample Standard Deviation	112 , 114 , 115 , 120 , 122 , 290	$112$ , $114$ , $115$ , $120$ , $122$ , $290$
152728	Find the Sample Standard Deviation	1 , 4 , 9 , 16 , 25	$1$ , $4$ , $9$ , $16$ , $25$
152729	Find the Sample Standard Deviation	10 , 15 , 14 , 8 , 11	$10$ , $15$ , $14$ , $8$ , $11$
152730	Find the Sample Standard Deviation	10 , 15 , 20 , 30 , 55	$10$ , $15$ , $20$ , $30$ , $55$
152731	Find the Sample Standard Deviation	{14,11,5,21,12,4,22,2,12,13}	${14, 11, 5, 21, 12, 4, 22, 2, 12, 13}$
152732	Find the Sample Standard Deviation	100 , 100 , 120 , 120 , 180	$100$ , $100$ , $120$ , $120$ , $180$
152733	Find the Sample Standard Deviation	110 , 88 , 92 , 104 , 113 , 107	$110$ , $88$ , $92$ , $104$ , $113$ , $107$
152734	Find the Sample Standard Deviation	10 12 , 8 , 2	$10$ $12$ , $8$ , $2$
152735	Find the Sample Standard Deviation	103 , 155 , 140 , 125 , 130 , 140 , 115	$103$ , $155$ , $140$ , $125$ , $130$ , $140$ , $115$
152736	Find the Sample Standard Deviation	15 , 25 , 10 , 20 , 35	$15$ , $25$ , $10$ , $20$ , $35$
152737	Find the Sample Standard Deviation	30 , 35 , 20 , 85 , 60	$30$ , $35$ , $20$ , $85$ , $60$
152738	Find the Sample Standard Deviation	27 , 32 , 41 , 9 , 14 , 20 , 31 , 33 , 20 , 13	$27$ , $32$ , $41$ , $9$ , $14$ , $20$ , $31$ , $33$ , $20$ , $13$
152739	Find the Sample Standard Deviation	39 , 31 , 43 , 38 , 22 , 25	$39$ , $31$ , $43$ , $38$ , $22$ , $25$
152740	Find the Sample Standard Deviation	246 , 231 , 261 , 244 , 250 , 232 , 246 , 258	$246$ , $231$ , $261$ , $244$ , $250$ , $232$ , $246$ , $258$
152741	Find the Sample Standard Deviation	48 , 40 , 35 , 34 , 29 , 27 , 26 , 24 , 21 , 20	$48$ , $40$ , $35$ , $34$ , $29$ , $27$ , $26$ , $24$ , $21$ , $20$
152742	Find the Sample Standard Deviation	5 , 21 , 26 , 39 , 51	$5$ , $21$ , $26$ , $39$ , $51$
152743	Find the Sample Standard Deviation	5 , 28 , 28 , 28 , 51	$5$ , $28$ , $28$ , $28$ , $51$
152744	Find the Sample Standard Deviation	6 , 11 , 19 , 9	$6$ , $11$ , $19$ , $9$
152745	Find the Sample Standard Deviation	7 , 7 , 7 , 9 , 11 , 11 , 11	$7$ , $7$ , $7$ , $9$ , $11$ , $11$ , $11$
152746	Find Trig Functions Using Identities	cos(40)^2-sin(40)^2	$\cos^{2} (40) - \sin^{2} (40)$
152747	Find Trig Functions Using Identities	sin(y)tan(y)=cos(y)	$\sin (y) \tan (y) = \cos (y)$
152748	Find Trig Functions Using Identities	3sin(x)^3csc(x)+cos(x)^2+2cos(-x)cos(x)	$3 \sin^{3} (x) \csc (x) + \cos^{2} (x) + 2 \cos (- x) \cos (x)$
152749	Reduce	(y^2+3y-70)/(y^2-49)	$\frac{y^{2} + 3 y - 70}{y^{2} - 49}$
152750	Find the Equation of the Parabola	(1,3) , (-2,8) , (0,4)	$(1, 3)$ , $(- 2, 8)$ , $(0, 4)$
152751	Find the Equation of the Parabola	(-4,7) , (6,-33) , (10,-105)	$(- 4, 7) (6, - 33) (10, - 105)$
152752	Find the Equation of the Parabola	(5,20) , (6,24) , (7,28)	$(5, 20)$ , $(6, 24)$ , $(7, 28)$
152753	Solve the Triangle	ef+5e=16	$e f + 5 e = 16$
152754	Find the Next Term	1/128 , -1/16 , 1/2 , -4 , 32	$\frac{1}{128}$ , $- \frac{1}{16}$ , $\frac{1}{2}$ , $- 4$ , $32$
152755	Find the Next Term	1/81 , 1/27 , 1/9 , 1/3 , 1 , 3 , 9 , 27 , 81 , 243 , 729	$\frac{1}{81}$ , $\frac{1}{27}$ , $\frac{1}{9}$ , $\frac{1}{3}$ , $1$ , $3$ , $9$ , $27$ , $81$ , $243$ , $729$
152756	Find the Next Term	1/3 , 3/12 , 9/48 , 27/192	$\frac{1}{3}$ , $\frac{3}{12}$ , $\frac{9}{48}$ , $\frac{27}{192}$
152757	Find the Next Term	4/5 , 8/15 , 16/45 , 32/135	$\frac{4}{5}$ , $\frac{8}{15}$ , $\frac{16}{45}$ , $\frac{32}{135}$
152758	Find the Next Term	1 , 2 , 4 , 8 , 16 ,	$1$ , $2$ , $4$ , $8$ , $16$ ,
152759	Find the Next Term	1 , 2 , 4 , 8 , 16 , 32 , 64 , 128 , 256 , 512 , 1024	$1$ , $2$ , $4$ , $8$ , $16$ , $32$ , $64$ , $128$ , $256$ , $512$ , $1024$
152760	Find the Next Term	1 , 2 , 4 , 8 , 16 , 32 , 64 , 128 , 256 , 512 , 1024 , 2048	$1$ , $2$ , $4$ , $8$ , $16$ , $32$ , $64$ , $128$ , $256$ , $512$ , $1024$ , $2048$
152761	Find the Next Term	1/4 , 2/5 , 11/20 , 7/10	$\frac{1}{4}$ , $\frac{2}{5}$ , $\frac{11}{20}$ , $\frac{7}{10}$
152762	Find the Next Term	27/375 , 9/75 , 3/15 , 1/3	$\frac{27}{375}$ , $\frac{9}{75}$ , $\frac{3}{15}$ , $\frac{1}{3}$
152763	Find the Next Term	27/375 , 9/75 , 3/15 , 1/3 , 5/9	$\frac{27}{375}$ , $\frac{9}{75}$ , $\frac{3}{15}$ , $\frac{1}{3}$ , $\frac{5}{9}$
152764	Find the Next Term	2 , 10 , 50 , 250 , 1250	$2$ , $10$ , $50$ , $250$ , $1250$
152765	Find the Next Term	-2 , 4 , -8 , 16 , -32 , 64	$- 2$ , $4$ , $- 8$ , $16$ , $- 32$ , $64$
152766	Find the Next Term	2 , 4 , 6 , 8	$2$ , $4$ , $6$ , $8$
152767	Find the Next Term	24 , 12 , 6	$24$ , $12$ , $6$
152768	Find the Next Term	243 , 81 , 27 , 9 , 3	$243$ , $81$ , $27$ , $9$ , $3$
152769	Find the Next Term	25 , 10 , 4	$25$ , $10$ , $4$
152770	Find the Next Term	-2 , 8 , -32 , 128	$- 2$ , $8$ , $- 32$ , $128$
152771	Find the Next Term	3 , 15 , 75 , 375 , 1875 , 9375	$3$ , $15$ , $75$ , $375$ , $1875$ , $9375$
152772	Find the Next Term	3 , 6 , 12 , 24 ,	$3$ , $6$ , $12$ , $24$ ,
152773	Find the Next Term	162 , 54 , 18	$162$ , $54$ , $18$
152774	Find the Next Term	14 , -7 , 7/2	$14$ , $- 7$ , $\frac{7}{2}$
152775	Find the Next Term	144 , 36 , 9 , 2.25	$144$ , $36$ , $9$ , $2.25$
152776	Find the Next Term	12 , 7 , 2 , -3 , -8	$12$ , $7$ , $2$ , $- 3$ , $- 8$
152777	Find the Next Term	-125 , -25 , -5 , -1	$- 125$ , $- 25$ , $- 5$ , $- 1$
152778	Find the Next Term	1024 , 512 , 256 , 128 ,	$1024$ , $512$ , $256$ , $128$ ,
152779	Find the Next Term	-10 , -40 , -160	$- 10$ , $- 40$ , $- 160$
152780	Find the Next Term	1.31 , 2.54 , 3.77	$1.31$ , $2.54$ , $3.77$
152781	Find the Next Term	1.5 , 3 , 6 , 12 , 24	$1.5$ , $3$ , $6$ , $12$ , $24$
152782	Find the Next Term	10 , 20 , 40 , 80	$10$ , $20$ , $40$ , $80$
152783	Find the Next Term	1 , 5 , 9 , 13 , 17 , 21	$1$ , $5$ , $9$ , $13$ , $17$ , $21$
152784	Find the Next Term	1 , 6 , 11 , 16	$1$ , $6$ , $11$ , $16$
152785	Find the Next Term	1 , 4 , 7 , 10	$1$ , $4$ , $7$ , $10$
152786	Find the Next Term	7 , 11 , 15 , 19	$7$ , $11$ , $15$ , $19$
152787	Find the Next Term	64 , 32 , 16 , 8	$64$ , $32$ , $16$ , $8$
152788	Find the Next Term	8 , 16 , 32 , 64	$8$ , $16$ , $32$ , $64$
152789	Find the Next Term	7 , 14 , 28 , 56 , 112 , 224	$7$ , $14$ , $28$ , $56$ , $112$ , $224$
152790	Find the Next Term	7 , -14 , 21 , -28	$7$ , $- 14$ , $21$ , $- 28$
152791	Find the Next Term	5 , 10 , 20 , 40 , 80 , 160	$5$ , $10$ , $20$ , $40$ , $80$ , $160$
152792	Find the Next Term	5 , -20 , 80 , -320 , 1280	$5$ , $- 20$ , $80$ , $- 320$ , $1280$
152793	Find the Next Term	6 , 18 , 54 , 162 , 486	$6$ , $18$ , $54$ , $162$ , $486$
152794	Find the Next Term	5 , 20 , 80 , 320 , 1280 , 5120 , 20480	$5$ , $20$ , $80$ , $320$ , $1280$ , $5120$ , $20480$
152795	Find the Next Term	-4 , -20 , -100 , -500	$- 4$ , $- 20$ , $- 100$ , $- 500$
152796	Find the Next Term	4 , 2 , 1 , 1/2 , 1/4	$4$ , $2$ , $1$ , $\frac{1}{2}$ , $\frac{1}{4}$
152797	Find the Next Term	4 , -8 , 16 , -32 , 64	$4$ , $- 8$ , $16$ , $- 32$ , $64$
152798	Find the Next Term	486 , 162 , 54 , 18	$486$ , $162$ , $54$ , $18$
152799	Find the Next Term	42 , 38 , 34 , 30	$42$ , $38$ , $34$ , $30$
152800	Find the Next Term	40 , 20 , 10 , 5	$40$ , $20$ , $10$ , $5$