Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
131601	Find the Degree	-5x^3	$- 5 x^{3}$
131602	Multiply the Matrices	[[1,0],[0,-1]][[0,7,7,1,1,0],[0,0,1,1,9,9]]	$[\begin{array}{c} 1 & 0 \\ 0 & - 1 \end{array}] [\begin{array}{c} 0 & 7 & 7 & 1 & 1 & 0 \\ 0 & 0 & 1 & 1 & 9 & 9 \end{array}]$
131603	Find the Slope	y=3/4x-1	$y = \frac{3}{4} x - 1$
131604	Find the Interquartile Range (H-Spread)	9 , 30 , 2 , 48 , 42 , 18 , 81 , 5 , 55 , 73 , 11	$9$ , $30$ , $2$ , $48$ , $42$ , $18$ , $81$ , $5$ , $55$ , $73$ , $11$
131605	Determine the Type of Number	square root of 43	$\sqrt{43}$
131606	Combine	7x-x	$7 x - x$
131607	Combine	4 square root of n^2+ square root of m^2n- square root of 4n^2- square root of mn^2	$4 \sqrt{n^{2}} + \sqrt{m^{2} n} - \sqrt{4 n^{2}} - \sqrt{m n^{2}}$
131608	Determine the Possible Number of Real Roots	-4x^2+20x-25=0	$- 4 x^{2} + 20 x - 25 = 0$
131609	Solve for x1	m=(y_2-y_1)/(x_2-x_1)	$m = \frac{y_{2} - y_{1}}{x_{2} - x_{1}}$
131610	Solve for I	s=2 square root of I-9	$s = 2 \sqrt{I} - 9$
131611	Solve for j	a=(j+b)/(j-c)	$a = \frac{j + b}{j - c}$
131612	Solve for a1	a_n=a_1+(n-1)d	$a_{n} = a_{1} + (n - 1) d$
131613	Split Using Partial Fraction Decomposition	30/(x(x^2+10))	$\frac{30}{x (x^{2} + 10)}$
131614	Find Where Undefined/Discontinuous	f(x)=(x^2-64)/(x-8)	$f (x) = \frac{x^{2} - 64}{x - 8}$
131615	Subtract the Matrices	[[6,-3,3,-1]]-[[1,-3,-5,-6]]	$[\begin{array}{c} 6 & - 3 & 3 & - 1 \end{array}] - [\begin{array}{c} 1 & - 3 & - 5 & - 6 \end{array}]$
131616	Find the Equation Using Two Points	(-1,1) , (3,-7)	$(- 1, 1) (3, - 7)$
131617	Find the Equation Using Point-Slope Formula	(5,15) , (10,20)	$(5, 15) (10, 20)$
131618	Find the Constant of Variation	5y=-2x	$5 y = - 2 x$
131619	Convert to Rectangular Coordinates	(4,(7pi)/4)	$(4, \frac{7 π}{4})$
131620	Find the LCD	(m+n)/(12mn) , (n+m)/(18m^3n)	$\frac{m + n}{12 m n}$ , $\frac{n + m}{18 m^{3} n}$
131621	Convert from Interval to Inequality	[-5,5] union [5,7)	$[- 5, 5] \cup [5, 7)$
131622	Find the GCF	11mn^5 , 18m^2n^3 , 20mn^4	$11 m n^{5}$ , $18 m^{2} n^{3}$ , $20 m n^{4}$
131623	Find the GCF	12a^2 , 15b^3 , 20ab^2	$12 a^{2}$ , $15 b^{3}$ , $20 a b^{2}$
131624	Find the GCF	72	$72$
131625	Find the GCF	8cdf^3 , 28c^2f , 35d^4f^2	$8 c d f^{3}$ , $28 c^{2} f$ , $35 d^{4} f^{2}$
131626	Determine if Linear	2y=-8	$2 y = - 8$
131627	Determine if Linear	y=2x+5	$y = 2 x + 5$
131628	Determine if Linear	y=4x-1	$y = 4 x - 1$
131629	Round to the Nearest Thousandth	4.99253	$4.99253$
131630	Round to the Nearest Hundredth	3.14	$3.14$
131631	Round to the Nearest Hundredth	0.1	$0.1$
131632	Convert to Set Notation	3x<3	$3 x < 3$
131633	Evaluate Using Scientific Notation	(3.310^7)(5.210^8)	$(3.3 \cdot 10^{7}) (5.2 \cdot 10^{8})$
131634	Evaluate Using Scientific Notation	2.310^8+4.710^7	$2.3 \cdot 10^{8} + 4.7 \cdot 10^{7}$
131635	Convert to Set Notation	[-5,4)	$[- 5, 4)$
131636	Write as a Function of x	y = plus or minus square root of 1-5x	$y = \pm \sqrt{1 - 5 x}$
131637	Write as a Function of y	(x-2)^2+y^2=64	${(x - 2)}^{2} + y^{2} = 64$
131638	Write as a Function of n	log base 2 of n=4	$\log_{2} (n) = 4$
131639	Find the Median	9 , 5 , 5 , 5 , 7 , 6 , 7	$9$ , $5$ , $5$ , $5$ , $7$ , $6$ , $7$
131640	Find the Center	16x^2+25y^2-96x+50y-231=0	$16 x^{2} + 25 y^{2} - 96 x + 50 y - 231 = 0$
131641	Find the Center	4x^2+9y^2-24x+72y+144=0	$4 x^{2} + 9 y^{2} - 24 x + 72 y + 144 = 0$
131642	Find the Center	(x^2)/100+(y^2)/36=1	$\frac{x^{2}}{100} + \frac{y^{2}}{36} = 1$
131643	Find the Center	9x^2+25y^2-54x+200y+256=0	$9 x^{2} + 25 y^{2} - 54 x + 200 y + 256 = 0$
131644	Find the Center	9x^2+25y^2-72x+150y+144=0	$9 x^{2} + 25 y^{2} - 72 x + 150 y + 144 = 0$
131645	Find the Center	x^2-y^2-6x-4y-4=0	$x^{2} - y^{2} - 6 x - 4 y - 4 = 0$
131646	Find the Center	((x+5)^2)/81+((y-1)^2)/144=1	$\frac{{(x + 5)}^{2}}{81} + \frac{{(y - 1)}^{2}}{144} = 1$
131647	Solve the Matrix Equation	[[4,-2],[-7,2]]X=[[-6],[12]]	$[\begin{array}{c} 4 & - 2 \\ - 7 & 2 \end{array}] X = [\begin{array}{c} - 6 \\ 12 \end{array}]$
131648	Find the LCM	16x , 8x^2y^3 , 5x^3y	$16 x$ , $8 x^{2} y^{3}$ , $5 x^{3} y$
131649	Find the LCM	x^3-6x^2-16x , x^2-4	$x^{3} - 6 x^{2} - 16 x$ , $x^{2} - 4$
131650	Find the End Behavior	y=x^3	$y = x^{3}$
131651	Solve for x	-5<(2x-1)/2<0	$- 5 < \frac{2 x - 1}{2} < 0$
131652	Solve for x	-4<(2x-1)/4<0	$- 4 < \frac{2 x - 1}{4} < 0$
131653	Solve Using a Matrix with Cramer's Rule	-4x-4y-3z=-226x+2y-3z=14-9x-5y+8z=-16	$- 4 x - 4 y - 3 z = - 226 x + 2 y - 3 z = 14 - 9 x - 5 y + 8 z = - 16$
131654	Solve for y	-1.2<1-2y<2.4	$- 1.2 < 1 - 2 y < 2.4$
131655	Find the Standard Form of the Parabola	y=x^2-4x-5	$y = x^{2} - 4 x - 5$
131656	Find the Standard Form of the Parabola	y=2x^2-8x+1	$y = 2 x^{2} - 8 x + 1$
131657	Find the Standard Form of the Parabola	y=(x-8)^2+8	$y = {(x - 8)}^{2} + 8$
131658	Find the Distance Between Two Points	(6,1) , (2,7)	$(6, 1) (2, 7)$
131659	Find the Distance Between Two Points	(-5,0) , (-4,1)	$(- 5, 0) (- 4, 1)$
131660	Find the Range	f(x)=2x-1	$f (x) = 2 x - 1$
131661	Find the Inverse	(0,4) , (0,3) , (0,-2) , (0,-1)	$(0, 4)$ , $(0, 3)$ , $(0, - 2)$ , $(0, - 1)$
131662	Round to the Nearest Tenth	10.75	$10.75$
131663	Round to the Nearest Tenth	8.3	$8.3$
131664	Round to the Nearest Tenth	6.449	$6.449$
131665	Find the Degree, Leading Term, and Leading Coefficient	-4	$- 4$
131666	Find the Degree, Leading Term, and Leading Coefficient	-8	$- 8$
131667	Convert to Rectangular	4(cos(pi/2)+isin(pi/2))	$4 (\cos (\frac{π}{2}) + i \sin (\frac{π}{2}))$
131668	Convert to Rectangular	2(cos(60)+isin(60))	$2 (\cos (60) + i \sin (60))$
131669	Convert to Rectangular	2(cos((7pi)/6)+isin((7pi)/6))	$2 (\cos (\frac{7 π}{6}) + i \sin (\frac{7 π}{6}))$
131670	Convert to Rectangular	2(cos(pi/2)+isin(pi/2))	$2 (\cos (\frac{π}{2}) + i \sin (\frac{π}{2}))$
131671	Convert to Rectangular	2(cos((2pi)/3)+isin((2pi)/3))	$2 (\cos (\frac{2 π}{3}) + i \sin (\frac{2 π}{3}))$
131672	Convert to Rectangular	6(cos(30)+isin(30))	$6 (\cos (30) + i \sin (30))$
131673	Convert to Rectangular	6(cos((2pi)/3)+isin((2pi)/3))	$6 (\cos (\frac{2 π}{3}) + i \sin (\frac{2 π}{3}))$
131674	Convert to Rectangular	r=-4sin(theta)	$r = - 4 \sin (θ)$
131675	Convert to Rectangular	r=sin(theta)	$r = \sin (θ)$
131676	Find the Symmetry	9x^2+y^2=9	$9 x^{2} + y^{2} = 9$
131677	Find the Symmetry	y=ax^2+bx+c	$y = a x^{2} + b x + c$
131678	Find the Symmetry	x=y^2-100	$x = y^{2} - 100$
131679	Find the Behavior (Leading Coefficient Test)	f(x)=x^3-3x^2	$f (x) = x^{3} - 3 x^{2}$
131680	Find the LCD	(x^5)/(x^2+6x+9)5/(x^2+5x+6)	$\frac{x^{5}}{x^{2} + 6 x + 9} \frac{5}{x^{2} + 5 x + 6}$
131681	Find the LCD	(x^2)/(3x)+(4x+1)/3	$\frac{x^{2}}{3 x} + \frac{4 x + 1}{3}$
131682	Solve by Addition/Elimination	3x+5y=21-9x+4y=-6	$3 x + 5 y = 21 - 9 x + 4 y = - 6$
131683	Solve by Addition/Elimination	3x^2+5y^2-17=2x^2-3y^2-5=0	$3 x^{2} + 5 y^{2} - 17 = 2 x^{2} - 3 y^{2} - 5 = 0$
131684	Solve by Addition/Elimination	-4x+7y+5=0 x-3y=-5	$- 4 x + 7 y + 5 = 0$ $x - 3 y = - 5$
131685	Solve by Addition/Elimination	5x+2y=19x-2y=-1	$5 x + 2 y = 19 x - 2 y = - 1$
131686	Solve by Addition/Elimination	5x+y=-157x-3y=-43	$5 x + y = - 157 x - 3 y = - 43$
131687	Solve by Addition/Elimination	5x-2y=113x+4y=4	$5 x - 2 y = 113 x + 4 y = 4$
131688	Find the Sample Standard Deviation	111 , 112 , 113 , 114 , 115 , 116 , 117 , 118 , 119 , 120 , 121 , 122	$111$ , $112$ , $113$ , $114$ , $115$ , $116$ , $117$ , $118$ , $119$ , $120$ , $121$ , $122$
131689	Find the Sample Standard Deviation	11 , 12 , 13 , 14 , 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22	$11$ , $12$ , $13$ , $14$ , $15$ , $16$ , $17$ , $18$ , $19$ , $20$ , $21$ , $22$
131690	Find the Sample Standard Deviation	7 , 8 , 9 , 10 , 11	$7$ , $8$ , $9$ , $10$ , $11$
131691	Find Any Equation Parallel to the Line	y=3x+5	$y = 3 x + 5$
131692	Find the Next Term	1 , 2 , 4 , 8 , 16 , 32	$1$ , $2$ , $4$ , $8$ , $16$ , $32$
131693	Find the Next Term	2 , 10 , 50 ,	$2$ , $10$ , $50$ ,
131694	Find the Next Term	20 , 10 , 5 , 2 1/2	$20$ , $10$ , $5$ , $2 \frac{1}{2}$
131695	Find the Next Term	3 , 6 , 12 , 24 , 48 , 96 , 192	$3$ , $6$ , $12$ , $24$ , $48$ , $96$ , $192$
131696	Find the Next Term	4 , -12 , 36	$4$ , $- 12$ , $36$
131697	Find the Next Term	-4 , 8 , -16 , 32	$- 4$ , $8$ , $- 16$ , $32$
131698	Find the Next Term	7 , 1 , -5 , -11 , -17	$7$ , $1$ , $- 5$ , $- 11$ , $- 17$
131699	Find the Next Term	400 , 200 , 100	$400$ , $200$ , $100$
131700	Find the Next Term	5 , 15 , 45	$5$ , $15$ , $45$