Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
145601	Solve for l	2.5=2 square root of l/3.5	$2.5 = 2 \sqrt{\frac{l}{3.5}}$
145602	Solve for l	square root of l(l-5)=6	$\sqrt{l (l - 5)} = 6$
145603	Solve for j	17j+22=-23+2j	$17 j + 22 = - 23 + 2 j$
145604	Find the Mean	2 , 2 , 8 , 10 , 15 , 30 , 36 , 40 , 50 , 51	$2$ , $2$ , $8$ , $10$ , $15$ , $30$ , $36$ , $40$ , $50$ , $51$
145605	Find the Mean	20 , 20 , 10 , 10 , 0 , 0 , 0 , 10 , 0 , 10	$20$ , $20$ , $10$ , $10$ , $0$ , $0$ , $0$ , $10$ , $0$ , $10$
145606	Find the Mean	15 , 1 , 4 , 4 , 8 , 7 , 15 , 4 , 15 , 4 , 5	$15$ , $1$ , $4$ , $4$ , $8$ , $7$ , $15$ , $4$ , $15$ , $4$ , $5$
145607	Find the Mean	48 , 40 , 53 , 43 , 52 , 46	$48$ , $40$ , $53$ , $43$ , $52$ , $46$
145608	Find the Mean	6.5 , 5.6 , 6.2 , 3.4 , 5.6 , 5.7	$6.5$ , $5.6$ , $6.2$ , $3.4$ , $5.6$ , $5.7$
145609	Find the Mean	7.6 , 6.7 , 7.3 , 4.5 , 6.7 , 6.8	$7.6$ , $6.7$ , $7.3$ , $4.5$ , $6.7$ , $6.8$
145610	Find the Inverse	[[6,6],[3,-1]]	$[\begin{array}{c} 6 & 6 \\ 3 & - 1 \end{array}]$
145611	Find the Inverse	[[11,0],[0,11]]	$[\begin{array}{c} 11 & 0 \\ 0 & 11 \end{array}]$
145612	Verify the Identity	log base 5 of 6- log base 5 of 2 = log base 5 of 3	$\log_{5} (6) - \log_{5} (2) = \log_{5} (3)$
145613	Factor over the Complex Numbers	16x^4-625	$16 x^{4} - 625$
145614	Factor over the Complex Numbers	0.5-0.25i	$0.5 - 0.25 i$
145615	Find the Standard Form of the Parabola	y=-3x^2-12x-7	$y = - 3 x^{2} - 12 x - 7$
145616	Find the Median	42 , 32 , 30 , 32 , 44 , 36 , 45 , 43	$42$ , $32$ , $30$ , $32$ , $44$ , $36$ , $45$ , $43$
145617	Find the Median	34 , 75 , 26 , 81 , 65 , 38 , 49	$34$ , $75$ , $26$ , $81$ , $65$ , $38$ , $49$
145618	Find the Median	19 , 45 , 62 , 5 , 23 , 45 , 98 , 11	$19$ , $45$ , $62$ , $5$ , $23$ , $45$ , $98$ , $11$
145619	Find the Determinant	[[7,2],[0,-3]]	$[\begin{array}{c} 7 & 2 \\ 0 & - 3 \end{array}]$
145620	Find the Vertex Form	f(x)=3x^2-18x+25	$f (x) = 3 x^{2} - 18 x + 25$
145621	Find the Vertex Form	f(x)=-3x^2+18x-26	$f (x) = - 3 x^{2} + 18 x - 26$
145622	Find the Vertex Form	f(x)=2x^2+4x-5	$f (x) = 2 x^{2} + 4 x - 5$
145623	Find the Determinant	D=[[2,-9],[1,0]]	$D = [\begin{array}{c} 2 & - 9 \\ 1 & 0 \end{array}]$
145624	Find the Slope of a Perpendicular Line	y=1/3x-3	$y = \frac{1}{3} x - 3$
145625	Find the Slope of a Perpendicular Line	m=5/8	$m = \frac{5}{8}$
145626	Find the Slope of a Perpendicular Line	2x-3y=9	$2 x - 3 y = 9$
145627	Find the Slope of a Perpendicular Line	3x-2y=4	$3 x - 2 y = 4$
145628	Find the Slope of a Perpendicular Line	y=-2x-7	$y = - 2 x - 7$
145629	Find the Slope of a Perpendicular Line	y=2x+7	$y = 2 x + 7$
145630	Find the Slope of a Perpendicular Line	y=3/2x-4	$y = \frac{3}{2} x - 4$
145631	Find the Slope of a Perpendicular Line	y=3/5x	$y = \frac{3}{5} x$
145632	Find the Slope of a Perpendicular Line	y=2x+6	$y = 2 x + 6$
145633	Find the Slope of a Perpendicular Line	y=-3x+8	$y = - 3 x + 8$
145634	Find the Slope of a Perpendicular Line	y=-9x+6	$y = - 9 x + 6$
145635	Find the Vertex Form	2x^2+4x-1	$2 x^{2} + 4 x - 1$
145636	Find the Vertex Form	x^2-4x+4	$x^{2} - 4 x + 4$
145637	Find the Characteristic Equation	[[1,2],[3,5]]	$[\begin{array}{c} 1 & 2 \\ 3 & 5 \end{array}]$
145638	Plot	\|x-2\|>2	$\| x - 2 \| > 2$
145639	Determine if Injective (One to One)	f(x)=x^2-2x	$f (x) = x^{2} - 2 x$
145640	Plot	x<-7	$x < - 7$
145641	Plot	x<=9	$x \leq 9$
145642	Find the Domain	a_n=-4+4(n-1)	$a_{n} = - 4 + 4 (n - 1)$
145643	Find the Domain	y=1/(x+12)	$y = \frac{1}{x + 12}$
145644	Identify the Conic	((x-8)^2)/9+((y-8)^2)/25=1	$\frac{{(x - 8)}^{2}}{9} + \frac{{(y - 8)}^{2}}{25} = 1$
145645	Identify the Conic	x^2+y^2-8x-6y+21=0	$x^{2} + y^{2} - 8 x - 6 y + 21 = 0$
145646	Identify the Conic	x^2-y^2+6x-2y-8=0	$x^{2} - y^{2} + 6 x - 2 y - 8 = 0$
145647	Find the Intersection of the Line Perpendicular to Plane 1 Through the Origin and Plane 2	7x+3=y-1 , y=3x	$7 x + 3 = y - 1$ , $y = 3 x$
145648	Convert to Rectangular Coordinates	(2,210)	$(2, 210)$
145649	Find the Range	f(x)=-5x^2+9	$f (x) = - 5 x^{2} + 9$
145650	Use the Rational Roots Test to Find All Possible Roots	f(x)=25x^4-7x^3+2x+10	$f (x) = 25 x^{4} - 7 x^{3} + 2 x + 10$
145651	Find the Domain and Range	(2,5)	$(2, 5)$
145652	Use the Rational Roots Test to Find All Possible Roots	f(x)=4x^11-20x^7+2x^3-15x+14	$f (x) = 4 x^{11} - 20 x^{7} + 2 x^{3} - 15 x + 14$
145653	Determine if True	2(3-7)^2=32	$2 {(3 - 7)}^{2} = 32$
145654	Determine if True	2^6=6^2	$2^{6} = 6^{2}$
145655	Determine if True	-2.5<-0.5<=-1.5	$- 2.5 < - 0.5 \leq - 1.5$
145656	Determine if True	3/5=18/30	$\frac{3}{5} = \frac{18}{30}$
145657	Determine if True	5.04<5.4	$5.04 < 5.4$
145658	Determine if True	40< log base 4 of 64^14<45	$40 < \log_{4} (64^{14}) < 45$
145659	Determine if True	3(0)+9(-2)<=-18	$3 (0) + 9 (- 2) \leq - 18$
145660	Find the Horizontal Line Through the Point	(-6,-3)	$(- 6, - 3)$
145661	Find the Horizontal Line Through the Point	(9,-4)	$(9, - 4)$
145662	Reorder in Descending Order	6x-5x^3+9-8x^2	$6 x - 5 x^{3} + 9 - 8 x^{2}$
145663	Find the Horizontal Line Through the Point	(-4,9)	$(- 4, 9)$
145664	Find the Horizontal Line Through the Point	(2,9)	$(2, 9)$
145665	Find Amplitude, Period, and Phase Shift	y=-3cos((pi(x-2))/10)+4	$y = - 3 \cos (\frac{π (x - 2)}{10}) + 4$
145666	Find Amplitude, Period, and Phase Shift	y=-2sin(4x+pi/2)	$y = - 2 \sin (4 x + \frac{π}{2})$
145667	Find Amplitude, Period, and Phase Shift	y=2sec(1/3x)	$y = 2 \sec (\frac{1}{3} x)$
145668	Find Amplitude, Period, and Phase Shift	y=4cos(1/3x)	$y = 4 \cos (\frac{1}{3} x)$
145669	Find Amplitude, Period, and Phase Shift	y=5sin(6/5x-pi)-4	$y = 5 \sin (\frac{6}{5} x - π) - 4$
145670	Find Amplitude, Period, and Phase Shift	y=6sin(2pix)	$y = 6 \sin (2 π x)$
145671	Find the Slope of a Parallel Line	y=-2x-4	$y = - 2 x - 4$
145672	Find the Slope of a Parallel Line	y=4x+6	$y = 4 x + 6$
145673	Find the Slope of a Parallel Line	y=6x-7	$y = 6 x - 7$
145674	Find the Slope of a Parallel Line	y=-5x+5	$y = - 5 x + 5$
145675	Find the Slope of a Parallel Line	y=1/3x-2	$y = \frac{1}{3} x - 2$
145676	Find the Slope of a Parallel Line	y=1/3x+2	$y = \frac{1}{3} x + 2$
145677	Find the Slope of a Parallel Line	y=1/4x-2	$y = \frac{1}{4} x - 2$
145678	Find the Slope of a Parallel Line	5x+3y=9	$5 x + 3 y = 9$
145679	Find the Slope of a Parallel Line	3x+4y=8	$3 x + 4 y = 8$
145680	Find the Slope of a Parallel Line	3x+6y=12	$3 x + 6 y = 12$
145681	Find the Vertical Line Through the Point	(-8,8)	$(- 8, 8)$
145682	Find the Vertical Line Through the Point	(-5,9)	$(- 5, 9)$
145683	Find the Vertical Line Through the Point	(1,7)	$(1, 7)$
145684	Find the Vertical Line Through the Point	(-1,9)	$(- 1, 9)$
145685	Find the Vertical Line Through the Point	(2,2)	$(2, 2)$
145686	Find the Vertical Line Through the Point	(2,8)	$(2, 8)$
145687	Find Where Undefined/Discontinuous	(7x)/(14x^2-7x)	$\frac{7 x}{14 x^{2} - 7 x}$
145688	Find Where Undefined/Discontinuous	(6t-6)/(t^2-1)	$\frac{6 t - 6}{t^{2} - 1}$
145689	Find Where Undefined/Discontinuous	(9x^2-36)/(3x+6)	$\frac{9 x^{2} - 36}{3 x + 6}$
145690	Find Where Undefined/Discontinuous	(b-4)/(4b-20)	$\frac{b - 4}{4 b - 20}$
145691	Find Where Undefined/Discontinuous	(b-5)/(5b-15)	$\frac{b - 5}{5 b - 15}$
145692	Find Where Undefined/Discontinuous	(x^2+5x-14)/(x^2+4x-21)	$\frac{x^{2} + 5 x - 14}{x^{2} + 4 x - 21}$
145693	Find Where Undefined/Discontinuous	(3z^2-13z+4)/(z^4-2z^3-8z^2)	$\frac{(3 z^{2} - 13 z + 4)}{z^{4} - 2 z^{3} - 8 z^{2}}$
145694	Find Where Undefined/Discontinuous	(4t-16)/(t^2-16)	$\frac{4 t - 16}{t^{2} - 16}$
145695	Convert to an Improper Fraction	12 1/4	$12 \frac{1}{4}$
145696	Convert to an Improper Fraction	18 1/2	$18 \frac{1}{2}$
145697	Find Where Undefined/Discontinuous	( square root of 7x^2)÷( square root of 3x)	$\sqrt{7 x^{2}} \div \sqrt{3 x}$
145698	Find Where Undefined/Discontinuous	(x-4)/(x^2-16)	$\frac{x - 4}{x^{2} - 16}$
145699	Find Where Undefined/Discontinuous	(x+2)/(2x+6)	$\frac{x + 2}{2 x + 6}$
145700	Convert to an Improper Fraction	5 5/7	$5 \frac{5}{7}$