Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
141901	Graph the Interval	[-1,4]	$[- 1, 4]$
141902	Graph the Interval	(-8,0) intersect [-3,8]	$(- 8, 0) \cap [- 3, 8]$
141903	Graph the Interval	[4,infinity]	$[4, \infty]$
141904	Round to the Nearest Hundred	13962	$13962$
141905	Round to the Nearest Hundred	243.87	$243.87$
141906	Identify the Conic	3x^2+2y^2+42x-8y+149=0	$3 x^{2} + 2 y^{2} + 42 x - 8 y + 149 = 0$
141907	Graph the Interval	(-2,-3)	$(- 2, - 3)$
141908	Graph the Interval	(2,3)	$(2, 3)$
141909	Graph the Interval	(1,4]	$(1, 4]$
141910	Graph the Interval	(-1,4]	$(- 1, 4]$
141911	Graph the Interval	(-3,6) intersect [0,8]	$(- 3, 6) \cap [0, 8]$
141912	Graph the Interval	(-3,7)	$(- 3, 7)$
141913	Graph the Interval	(-2,8) union [0,9]	$(- 2, 8) \cup [0, 9]$
141914	Graph the Interval	(0,2]	$(0, 2]$
141915	Graph the Interval	(negative infinity,-1] union [3,infinity)	$(- \infty, - 1] \cup [3, \infty)$
141916	Find the Inverse	f(x) = square root of x-1	$f (x) = \sqrt{x - 1}$
141917	Find the Inverse	f(x)=(x-6)^3	$f (x) = {(x - 6)}^{3}$
141918	Find the Inverse	f(x)=3x^3-2	$f (x) = 3 x^{3} - 2$
141919	Find Where Increasing/Decreasing Using Derivatives	f(x)=2x^3-3x^2-252x	$f (x) = 2 x^{3} - 3 x^{2} - 252 x$
141920	Find Where Increasing/Decreasing Using Derivatives	f(x)=e^(0.5x)+64e^(-0.5x)	$f (x) = e^{0.5 x} + 64 e^{- 0.5 x}$
141921	Find Where Increasing/Decreasing Using Derivatives	f(x)=x square root of 100-x^2	$f (x) = x \sqrt{100 - x^{2}}$
141922	Find Where Increasing/Decreasing Using Derivatives	f(x)=x^3-6x^2+5	$f (x) = x^{3} - 6 x^{2} + 5$
141923	Find Where Increasing/Decreasing Using Derivatives	f(x)=x^4-36x^2	$f (x) = x^{4} - 36 x^{2}$
141924	Find the Inverse	f(x)=4x^2	$f (x) = 4 x^{2}$
141925	Find the Exact Value	f(-3)	$f (- 3)$
141926	Find the Upper or Third Quartile	16 , 18 , 20 , 25 , 17 , 22 , 23 , 21	$16$ , $18$ , $20$ , $25$ , $17$ , $22$ , $23$ , $21$
141927	Find the Upper or Third Quartile	132 , 127 , 106 , 140 , 158 , 135 , 129 , 138	$132$ , $127$ , $106$ , $140$ , $158$ , $135$ , $129$ , $138$
141928	Find the Upper or Third Quartile	11 , 12 , 13 , 15 , 17 , 19 , 22 , 24 , 29 , 33 , 38	$11$ , $12$ , $13$ , $15$ , $17$ , $19$ , $22$ , $24$ , $29$ , $33$ , $38$
141929	Find the Upper or Third Quartile	24 , 35 , 50 , 42 , 53 , 14 , 12 , 30 , 40	$24$ , $35$ , $50$ , $42$ , $53$ , $14$ , $12$ , $30$ , $40$
141930	Find the Upper or Third Quartile	275 , 257 , 301 , 218 , 265 , 242 , 201	$275$ , $257$ , $301$ , $218$ , $265$ , $242$ , $201$
141931	Find the Upper or Third Quartile	280 , 220 , 224 , 70 , 410 , 90 , 30 , 120	$280$ , $220$ , $224$ , $70$ , $410$ , $90$ , $30$ , $120$
141932	Find the Upper or Third Quartile	2.9 , 4 , 4 , 4.5 , 5 , 5.125 , 5.5 , 6 , 6 , 6 , 6 , 6.15 , 6.25 , 6.5 , 7 , 7 , 7	$2.9$ , $4$ , $4$ , $4.5$ , $5$ , $5.125$ , $5.5$ , $6$ , $6$ , $6$ , $6$ , $6.15$ , $6.25$ , $6.5$ , $7$ , $7$ , $7$
141933	Find the Upper or Third Quartile	2 , 3 , 5 , 7 , 8 , 11 , 14 , 15	$2$ , $3$ , $5$ , $7$ , $8$ , $11$ , $14$ , $15$
141934	Find the Upper or Third Quartile	18 , 9 , 7 , 5 , 11 , 7 , 17 , 20 , 19 , 2 , 17 , 12 , 5 , 1 , 13 , 12 , 11 , 15 , 16 , 20	$18$ , $9$ , $7$ , $5$ , $11$ , $7$ , $17$ , $20$ , $19$ , $2$ , $17$ , $12$ , $5$ , $1$ , $13$ , $12$ , $11$ , $15$ , $16$ , $20$
141935	Find the Upper or Third Quartile	23 , 15 , 22 , 15 , 23 , 15 , 13 , 21 , 14	$23$ , $15$ , $22$ , $15$ , $23$ , $15$ , $13$ , $21$ , $14$
141936	Find the Upper or Third Quartile	3 , 3 , 3 , 4 , 5 , 5 , 8 , 9 , 11 , 12 , 13 , 14 , 15 , 16	$3$ , $3$ , $3$ , $4$ , $5$ , $5$ , $8$ , $9$ , $11$ , $12$ , $13$ , $14$ , $15$ , $16$
141937	Find the Upper or Third Quartile	3 , 6 , 6 , 9 , 10 , 12 , 13 , 14 , 14	$3$ , $6$ , $6$ , $9$ , $10$ , $12$ , $13$ , $14$ , $14$
141938	Find the Upper or Third Quartile	33 , 25 , 42 , 25 , 31 , 37 , 46 , 29 , 38	$33$ , $25$ , $42$ , $25$ , $31$ , $37$ , $46$ , $29$ , $38$
141939	Find the Upper or Third Quartile	36 , 38 , 42 , 47 , 51 , 56 , 62 , 69 , 70 , 74	$36$ , $38$ , $42$ , $47$ , $51$ , $56$ , $62$ , $69$ , $70$ , $74$
141940	Find the Upper or Third Quartile	48 , 52 , 56 , 64 , 61 , 20 , 48 , 51 , 58 , 48 , 78	$48$ , $52$ , $56$ , $64$ , $61$ , $20$ , $48$ , $51$ , $58$ , $48$ , $78$
141941	Find the Upper or Third Quartile	92 , 88 , 106 , 169 , 76 , 72 , 67 , 10 , 115 , 73 , 111 , 59	$92$ , $88$ , $106$ , $169$ , $76$ , $72$ , $67$ , $10$ , $115$ , $73$ , $111$ , $59$
141942	Determine if the Expression is a Factor Using Synthetic Division	x^3-4 , x-1	$x^{3} - 4$ , $x - 1$
141943	Determine if the Expression is a Factor Using Synthetic Division	x-2 , 3x^4-6x^3-6x+12	$x - 2$ , $3 x^{4} - 6 x^{3} - 6 x + 12$
141944	Convert to Degrees, Minutes, and Seconds	123.578	$123.578$
141945	Find the Union of the Inequalities	y>=3 y>6	$y \geq 3$ $y > 6$
141946	Expand Using Sum/Difference Formulas	cos(pi/5)cos(pi/20)-sin(pi/5)sin(pi/20)	$\cos (\frac{π}{5}) \cos (\frac{π}{20}) - \sin (\frac{π}{5}) \sin (\frac{π}{20})$
141947	Expand Using Sum/Difference Formulas	cos((23pi)/42)cos((2pi)/7)-sin((23pi)/42)sin((2pi)/7)	$\cos (\frac{23 π}{42}) \cos (\frac{2 π}{7}) - \sin (\frac{23 π}{42}) \sin (\frac{2 π}{7})$
141948	Expand Using Sum/Difference Formulas	cos(135)	$\cos (135)$
141949	Expand Using Sum/Difference Formulas	cos((3pi)/5)cos((7pi)/30)-sin((3pi)/5)sin((7pi)/30)	$\cos (\frac{3 π}{5}) \cos (\frac{7 π}{30}) - \sin (\frac{3 π}{5}) \sin (\frac{7 π}{30})$
141950	Expand Using Sum/Difference Formulas	cos(285 degrees )	$\cos (285 °)$
141951	Expand Using Sum/Difference Formulas	cos((4pi)/21)cos(pi/7)-sin((4pi)/21)sin(pi/7)	$\cos (\frac{4 π}{21}) \cos (\frac{π}{7}) - \sin (\frac{4 π}{21}) \sin (\frac{π}{7})$
141952	Expand Using Sum/Difference Formulas	cos(5)cos(85)-sin(5)sin(85)	$\cos (5) \cos (85) - \sin (5) \sin (85)$
141953	Expand Using Sum/Difference Formulas	cos((5pi)/7)cos((5pi)/42)-sin((5pi)/7)sin((5pi)/42)	$\cos (\frac{5 π}{7}) \cos (\frac{5 π}{42}) - \sin (\frac{5 π}{7}) \sin (\frac{5 π}{42})$
141954	Expand Using Sum/Difference Formulas	tan(pi/6+pi/4)	$\tan (\frac{π}{6} + \frac{π}{4})$
141955	Expand Using Sum/Difference Formulas	sin(7x)cos(8x)	$\sin (7 x) \cos (8 x)$
141956	Expand Using Sum/Difference Formulas	sin(7x)sin(3x)	$\sin (7 x) \sin (3 x)$
141957	Expand Using Sum/Difference Formulas	sin(x+y)cos(x-y)	$\sin (x + y) \cos (x - y)$
141958	Expand Using Sum/Difference Formulas	cos(90)	$\cos (90)$
141959	Expand Using Sum/Difference Formulas	sin((3pi)/5)cos((7pi)/30)+cos((3pi)/5)sin((7pi)/30)	$\sin (\frac{3 π}{5}) \cos (\frac{7 π}{30}) + \cos (\frac{3 π}{5}) \sin (\frac{7 π}{30})$
141960	Expand Using Sum/Difference Formulas	sin((3pi)/7)cos((2pi)/21)-cos((3pi)/7)sin((2pi)/21)	$\sin (\frac{3 π}{7}) \cos (\frac{2 π}{21}) - \cos (\frac{3 π}{7}) \sin (\frac{2 π}{21})$
141961	Expand Using Sum/Difference Formulas	sin((19pi)/30)cos(pi/5)+cos((19pi)/30)sin(pi/5)	$\sin (\frac{19 π}{30}) \cos (\frac{π}{5}) + \cos (\frac{19 π}{30}) \sin (\frac{π}{5})$
141962	Find the Exact Value	cube root of 125	$\sqrt[3]{125}$
141963	Evaluate the Formula	a_1=10 , a_n=2a_n-1	$a_{1} = 10$ , $a_{n} = 2 a_{n - 1}$
141964	Evaluate the Formula	a_1=1024 , r=0.5	$a_{1} = 1024$ , $r = 0.5$
141965	Find Amplitude, Period, and Phase Shift	sin(2x-pi/2)	$\sin (2 x - \frac{π}{2})$
141966	Find Amplitude, Period, and Phase Shift	csc(2x)	$\csc (2 x)$
141967	Find Amplitude, Period, and Phase Shift	sin(880pix)	$\sin (880 π x)$
141968	Find Amplitude, Period, and Phase Shift	sin(x-pi/3)	$\sin (x - \frac{π}{3})$
141969	Find Amplitude, Period, and Phase Shift	-sin(x)	$- \sin (x)$
141970	Find Amplitude, Period, and Phase Shift	7cos(t+3)	$7 \cos (t + 3)$
141971	Find Amplitude, Period, and Phase Shift	cos(x/3)	$\cos (\frac{x}{3})$
141972	Find Amplitude, Period, and Phase Shift	cos(x/5)	$\cos (\frac{x}{5})$
141973	Find Amplitude, Period, and Phase Shift	5sin(2pix+pi/2)	$5 \sin (2 π x + \frac{π}{2})$
141974	Find Amplitude, Period, and Phase Shift	5cos(2pix)	$5 \cos (2 π x)$
141975	Find Amplitude, Period, and Phase Shift	-3cos(3x)-2	$- 3 \cos (3 x) - 2$
141976	Find Amplitude, Period, and Phase Shift	3(sin(t-pi/4)-4)	$3 (\sin (t - \frac{π}{4}) - 4)$
141977	Find Amplitude, Period, and Phase Shift	-3sin(pi/4-2x)	$- 3 \sin (\frac{π}{4} - 2 x)$
141978	Find Amplitude, Period, and Phase Shift	3sin(2x-pi/3)	$3 \sin (2 x - \frac{π}{3})$
141979	Find Amplitude, Period, and Phase Shift	3tan(2x)	$3 \tan (2 x)$
141980	Find Amplitude, Period, and Phase Shift	3tan(3x)	$3 \tan (3 x)$
141981	Find Amplitude, Period, and Phase Shift	-2cos(1/4x)	$- 2 \cos (\frac{1}{4} x)$
141982	Find Amplitude, Period, and Phase Shift	2sin(3/4x-(3pi)/16)	$2 \sin (\frac{3}{4} x - \frac{3 π}{16})$
141983	Subtract the Matrices	5[[6,1,2,-6]]-[[1,6,-6,6]]	$5 [\begin{array}{c} 6 & 1 & 2 & - 6 \end{array}] - [\begin{array}{c} 1 & 6 & - 6 & 6 \end{array}]$
141984	Find Amplitude, Period, and Phase Shift	1/4cos(2x)	$\frac{1}{4} \cos (2 x)$
141985	Find Amplitude, Period, and Phase Shift	1+cos(18x)	$1 + \cos (18 x)$
141986	Find Amplitude, Period, and Phase Shift	115+25sin(160pit)	$115 + 25 \sin (160 π t)$
141987	Find Amplitude, Period, and Phase Shift	120sin(20pit-pi/3)	$120 \sin (20 π t - \frac{π}{3})$
141988	Find Amplitude, Period, and Phase Shift	120sin(30pit-pi/2)	$120 \sin (30 π t - \frac{π}{2})$
141989	Find Amplitude, Period, and Phase Shift	2.3cos(0.25x)	$2.3 \cos (0.25 x)$
141990	Find Where Undefined/Discontinuous	f(x)=(x-6)/(x^2-7x+6)	$f (x) = \frac{x - 6}{x^{2} - 7 x + 6}$
141991	Find Where Undefined/Discontinuous	f(x)=(x+4)/(x^2+7x+10)	$f (x) = \frac{x + 4}{x^{2} + 7 x + 10}$
141992	Find Where Undefined/Discontinuous	f(x)=(x-11)/(x^2-121)	$f (x) = \frac{x - 11}{x^{2} - 121}$
141993	Find Where Undefined/Discontinuous	f(x)=(x-2)/(x^2-7x+10)	$f (x) = \frac{x - 2}{x^{2} - 7 x + 10}$
141994	Find Where Undefined/Discontinuous	f(x)=(x^2-9)/(x^2+x-20)	$f (x) = \frac{x^{2} - 9}{x^{2} + x - 20}$
141995	Find Amplitude, Period, and Phase Shift	-tan(0.4x)	$- \tan (0.4 x)$
141996	Find Amplitude, Period, and Phase Shift	tan(2x-pi/2)	$\tan (2 x - \frac{π}{2})$
141997	Find Amplitude, Period, and Phase Shift	tan(x-pi/2)	$\tan (x - \frac{π}{2})$
141998	Find Where Undefined/Discontinuous	f(x)=((x+3)(x-2))/((x-2)(x+4))	$f (x) = \frac{(x + 3) (x - 2)}{(x - 2) (x + 4)}$
141999	Find Where Undefined/Discontinuous	f(x)=(x^2+2x-8)/(x^2-x-2)	$f (x) = \frac{x^{2} + 2 x - 8}{x^{2} - x - 2}$
142000	Find Where Undefined/Discontinuous	f(x)=(2x^2+8x)/(x^2+6x+8)	$f (x) = \frac{2 x^{2} + 8 x}{x^{2} + 6 x + 8}$