Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
132301	Solve the Matrix Equation	-2[[x,-1],[3,5]]+[[3,8],[-1,6]]=[[x,10],[-7,-4]]	$- 2 [\begin{array}{c} x & - 1 \\ 3 & 5 \end{array}] + [\begin{array}{c} 3 & 8 \\ - 1 & 6 \end{array}] = [\begin{array}{c} x & 10 \\ - 7 & - 4 \end{array}]$
132302	Find the LCM	2n-10 , 4n-20	$2 n - 10$ , $4 n - 20$
132303	Find the Degree, Leading Term, and Leading Coefficient	(x+y)^5	${(x + y)}^{5}$
132304	Find the Degree, Leading Term, and Leading Coefficient	5x	$5 x$
132305	Find the Slope and y-intercept	f(x)=8	$f (x) = 8$
132306	Convert to Rectangular	4(cos((7pi)/4)+isin((7pi)/4))	$4 (\cos (\frac{7 π}{4}) + i \sin (\frac{7 π}{4}))$
132307	Convert to Rectangular	4(cos(pi/4)+isin(pi/4))	$4 (\cos (\frac{π}{4}) + i \sin (\frac{π}{4}))$
132308	Convert to Rectangular	2(cos(90)+isin(90))	$2 (\cos (90) + i \sin (90))$
132309	Convert to Rectangular	2(cos(120)+isin(120))	$2 (\cos (120) + i \sin (120))$
132310	Convert to Rectangular	(3(cos(120)+isin(120)))^5	${(3 (\cos (120) + i \sin (120)))}^{5}$
132311	Convert to Rectangular	r=1+2sin(theta)	$r = 1 + 2 \sin (θ)$
132312	Convert to Rectangular	5(cos((5pi)/4)+isin((5pi)/4))	$5 (\cos (\frac{5 π}{4}) + i \sin (\frac{5 π}{4}))$
132313	Convert to Rectangular	5(cos(240)+isin(240))	$5 (\cos (240) + i \sin (240))$
132314	Convert to Rectangular	5(cos(300)+isin(300))	$5 (\cos (300) + i \sin (300))$
132315	Convert to Rectangular	6(cos((4pi)/3)+isin((4pi)/3))	$6 (\cos (\frac{4 π}{3}) + i \sin (\frac{4 π}{3}))$
132316	Convert to Rectangular	8(cos(pi/2)+isin(pi/2))	$8 (\cos (\frac{π}{2}) + i \sin (\frac{π}{2}))$
132317	Convert to Rectangular	8(cos((7pi)/4)+isin((7pi)/4))	$8 (\cos (\frac{7 π}{4}) + i \sin (\frac{7 π}{4}))$
132318	Convert to Rectangular	8(cos(240)+isin(240))	$8 (\cos (240) + i \sin (240))$
132319	Round to the Nearest Hundredth	6.324	$6.324$
132320	Round to the Nearest Hundredth	3.15384615	$3.15384615$
132321	Round to the Nearest Hundredth	25.12	$25.12$
132322	Find the Symmetry	x^4-2x^3+x^2	$x^{4} - 2 x^{3} + x^{2}$
132323	Round to the Nearest Hundredth	0.097	$0.097$
132324	Round to the Nearest Hundredth	12.97007798	$12.97007798$
132325	Find a,b,c	x^2-2x-3=0	$x^{2} - 2 x - 3 = 0$
132326	Find a,b,c	y^2+5y-4=0	$y^{2} + 5 y - 4 = 0$
132327	Find the Distance Between Two Points	(1,4) , (3,6)	$(1, 4) (3, 6)$
132328	Find the Distance Between Two Points	(-6,-8) , (6,8)	$(- 6, - 8) (6, 8)$
132329	Find the Distance Between Two Points	(3,2) , (9,7)	$(3, 2) (9, 7)$
132330	Find a,b,c	-3x^2-6x-2=0	$- 3 x^{2} - 6 x - 2 = 0$
132331	Find a,b,c	-3x^2+7x-1=0	$- 3 x^{2} + 7 x - 1 = 0$
132332	Find the Expanded Form	(x-5)^2+(y-6)^2=1	${(x - 5)}^{2} + {(y - 6)}^{2} = 1$
132333	Find a,b,c	(x^2)/2=7x	$\frac{x^{2}}{2} = 7 x$
132334	Determine if Dependent, Independent, or Inconsistent	3x-9y=122x-6y=8	$3 x - 9 y = 122 x - 6 y = 8$
132335	Find the Sample Standard Deviation	51 , 48 , 47 , 46 , 45 , 43 , 41 , 40 , 40 , 39	$51$ , $48$ , $47$ , $46$ , $45$ , $43$ , $41$ , $40$ , $40$ , $39$
132336	Find the Sample Standard Deviation	5 , 10 , 7 , 12 , 0 , 20 , 15 , 22 , 8 , 2	$5$ , $10$ , $7$ , $12$ , $0$ , $20$ , $15$ , $22$ , $8$ , $2$
132337	Find the Sample Standard Deviation	3.1 , 4.5 , 7.8 , 7.9 , 8.0 , 9.6 , 11.6	$3.1$ , $4.5$ , $7.8$ , $7.9$ , $8$ , $9.6$ , $11.6$
132338	Find the Sample Standard Deviation	33 , 36 , 36 , 39 , 49 , 56	$33$ , $36$ , $36$ , $39$ , $49$ , $56$
132339	Find Any Equation Parallel to the Line	y=-3x+2	$y = - 3 x + 2$
132340	Find Any Equation Parallel to the Line	y=2/7x-3	$y = \frac{2}{7} x - 3$
132341	Find Any Equation Parallel to the Line	y=1/2x-4	$y = \frac{1}{2} x - 4$
132342	Reduce	(81y^2-169)/(9y^2-22y+13)	$\frac{81 y^{2} - 169}{9 y^{2} - 22 y + 13}$
132343	Reduce	(3t-3)/(t^2-1)	$\frac{3 t - 3}{t^{2} - 1}$
132344	Determine if the Expression is a Perfect Square	54	$54$
132345	Find the Roots/Zeros Using the Rational Roots Test	2x^4-x^3+17x^2-9x-9	$2 x^{4} - x^{3} + 17 x^{2} - 9 x - 9$
132346	Find the Roots/Zeros Using the Rational Roots Test	6x^3+25x^2-24x+5	$6 x^{3} + 25 x^{2} - 24 x + 5$
132347	Determine if the Expression is a Perfect Square	256	$256$
132348	Determine if the Expression is a Perfect Square	45	$45$
132349	Find the Equation Using Point-Slope Formula	(0,-4) , (5,1)	$(0, - 4) (5, 1)$
132350	Solve the Function Operation	h(x)=4x-5t(x)=2x+4(h+t)(x)	$h (x) = 4 x - 5 t (x) = 2 x + 4 (h + t) (x)$
132351	Find the Mode	9 , 9 , 10 , 11 , 13 , 13 , 13 , 14 , 25	$9$ , $9$ , $10$ , $11$ , $13$ , $13$ , $13$ , $14$ , $25$
132352	Find the Behavior (Leading Coefficient Test)	11x^3-6x^2+x+3	$11 x^{3} - 6 x^{2} + x + 3$
132353	Find the Mode	87 , 19 , 11 , 52 , 11	$87$ , $19$ , $11$ , $52$ , $11$
132354	Find the Mode	4 , 4 , 6 , 6 , 2 , 2 , 6 , 2 , 4 , 2	$4$ , $4$ , $6$ , $6$ , $2$ , $2$ , $6$ , $2$ , $4$ , $2$
132355	Find the Mode	23 , 14 , 19 , 21 , 14 , 20 , 17	$23$ , $14$ , $19$ , $21$ , $14$ , $20$ , $17$
132356	Find the Lower or First Quartile	88 , 92 , 60 , 80 , 97 , 58 , 81 , 47 , 83 , 65 , 72 , 78 , 90 , 92 , 94 , 87 , 80 , 50 , 60 , 52	$88$ , $92$ , $60$ , $80$ , $97$ , $58$ , $81$ , $47$ , $83$ , $65$ , $72$ , $78$ , $90$ , $92$ , $94$ , $87$ , $80$ , $50$ , $60$ , $52$
132357	Write the Fraction in Simplest Form	15/20	$\frac{15}{20}$
132358	Write the Fraction in Simplest Form	2/4	$\frac{2}{4}$
132359	Write the Fraction in Simplest Form	18/24	$\frac{18}{24}$
132360	Find the Lower or First Quartile	20 , 23 , 28 , 14 , 13 , 24 , 18 , 11	$20$ , $23$ , $28$ , $14$ , $13$ , $24$ , $18$ , $11$
132361	Write the Fraction in Simplest Form	6/18	$\frac{6}{18}$
132362	Write the Fraction in Simplest Form	7/14	$\frac{7}{14}$
132363	Write the Fraction in Simplest Form	0.5	$0.5$
132364	Write the Fraction in Simplest Form	28/32	$\frac{28}{32}$
132365	Write the Fraction in Simplest Form	4/16	$\frac{4}{16}$
132366	Write the Fraction in Simplest Form	3/4+1.6	$\frac{3}{4} + 1.6$
132367	Write the Fraction in Simplest Form	0.8	$0.8$
132368	Find the LCD	(x-2)/(x^3)+(x+1)/(2x^3)	$\frac{x - 2}{x^{3}} + \frac{x + 1}{2 x^{3}}$
132369	Find the LCD	(3m+1)/(2m(m-5)(3m+1))+(2-m)/(10m(m-2))	$\frac{3 m + 1}{2 m (m - 5) (3 m + 1)} + \frac{2 - m}{10 m (m - 2)}$
132370	Find the LCD	5/a-3/b+1/(ab)	$\frac{5}{a} - \frac{3}{b} + \frac{1}{a b}$
132371	Solve Using a Matrix by Elimination	x_1+6x_2-2x_3=10 3x_1+8x_3=-4 -2x_1+5x_2+3x_3=22	$x_{1} + 6 x_{2} - 2 x_{3} = 10$ $3 x_{1} + 8 x_{3} = - 4$ $- 2 x_{1} + 5 x_{2} + 3 x_{3} = 22$
132372	Combine	-6c-6b+6z+6x+6y-6a	$- 6 c - 6 b + 6 z + 6 x + 6 y - 6 a$
132373	Find the Parabola with Focus f(-2,0) and Directrix x=2	(-2,0) ; x=2	$f (- 2, 0)$ ; $x = 2$
132374	Find the Parabola with Focus (-4,3) and Directrix y=5	(-4,3) y=5	$(- 4, 3)$ $y = 5$
132375	Find the Parabola with Focus (0,5) and Directrix x=-7	(0,5) x=-7	$(0, 5)$ $x = - 7$
132376	Find the Parabola with Focus (2,2) and Directrix x=8	(2,2) x=8	$(2, 2)$ $x = 8$
132377	Find the Parabola with Focus (0,0) and Directrix y=-6	(0,0) y=-6	$(0, 0)$ $y = - 6$
132378	Find the Leading Coefficient	(x+y)^8	${(x + y)}^{8}$
132379	Write as a Set of Linear Factors	x^3-13x-12	$x^{3} - 13 x - 12$
132380	Find the Next Term	1 , 2 , 4 , 8 , 16 , 32 , 64	$1$ , $2$ , $4$ , $8$ , $16$ , $32$ , $64$
132381	Find the Next Term	1/8 , 2/9 , 3/10 , 4/11	$\frac{1}{8}$ , $\frac{2}{9}$ , $\frac{3}{10}$ , $\frac{4}{11}$
132382	Find the Next Term	2 , 8 , 32 , 128 , 512 , 2048	$2$ , $8$ , $32$ , $128$ , $512$ , $2048$
132383	Find the Next Term	3 , 15 , 75 ,	$3$ , $15$ , $75$ ,
132384	Find the Next Term	5 , 10 , 20	$5$ , $10$ , $20$
132385	Write as an Equation	f(x) = natural log of x	$f (x) = \ln (x)$
132386	Find the Equation Using Slope-Intercept Form	m=6 , (3,3)	$m = 6$ , $(3, 3)$
132387	Graph the Interval	(-3,0)	$(- 3, 0)$
132388	Graph the Interval	(-2,infinity)	$(- 2, \infty)$
132389	Graph the Interval	(negative infinity,4]	$(- \infty, 4]$
132390	Find the Upper or Third Quartile	1 , 1 , 1 , 1.5 , 2 , 2 , 2 , 2.5 , 3	$1$ , $1$ , $1$ , $1.5$ , $2$ , $2$ , $2$ , $2.5$ , $3$
132391	Expand Using Sum/Difference Formulas	cos((29pi)/12)	$\cos (\frac{29 π}{12})$
132392	Determine the Type of Number	-12.123	$- 12.123$
132393	Determine the Type of Number	- square root of 3	$- \sqrt{3}$
132394	Determine the Type of Number	- square root of 100	$- \sqrt{100}$
132395	Find the Derivative - d/da	square root of ab	$\sqrt{a b}$
132396	Verify the Identity	(tan(x)^3-1)/(tan(x)-1)=tan(x)^2+tan(x)+1	$\frac{\tan^{3} (x) - 1}{\tan (x) - 1} = \tan^{2} (x) + \tan (x) + 1$
132397	Verify the Identity	(tan(y)^2+1)/(sec(y))=sec(y)	$\frac{(\tan^{2} (y) + 1)}{\sec (y)} = \sec (y)$
132398	Find the Sum of the Series	1+1/2+1/4+1/8	$1 + \frac{1}{2} + \frac{1}{4} + \frac{1}{8}$
132399	Find the Equation Given the Roots	4 , -3	$4$ , $- 3$
132400	Find the Equation Given the Roots	5i , -5i	$5 i$ , $- 5 i$