Mathway | Popular Problems

Popular Problems

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Rank	Topic	Problem	Formatted Problem
89901	Solve for x	6(x-1)=9(x+2)	$6 (x - 1) = 9 (x + 2)$
89902	Solve for x	(7x)/9>-14/3	$\frac{7 x}{9} > - \frac{14}{3}$
89903	Find Where Undefined/Discontinuous	(x^2-36)/(x^2)*(x^2-6x)/(x^2+2x-48)	$\frac{x^{2} - 36}{x^{2}} \cdot \frac{x^{2} - 6 x}{x^{2} + 2 x - 48}$
89904	Simplify	i^8*0	$i^{80}$
89905	Find Where Undefined/Discontinuous	(x^2-4)/(x^2)*(x^2-2x)/(x^2+2x-8)	$\frac{x^{2} - 4}{x^{2}} \cdot \frac{x^{2} - 2 x}{x^{2} + 2 x - 8}$
89906	Evaluate the Function	g(3)=(x^2+8)/(x^3-25x)	$g (3) = \frac{x^{2} + 8}{x^{3} - 25 x}$
89907	Find Where Undefined/Discontinuous	(x^2-4)/(x^2)*(x^2-2x)/(x^2+5x-14)	$\frac{x^{2} - 4}{x^{2}} \cdot \frac{x^{2} - 2 x}{x^{2} + 5 x - 14}$
89908	Find Where Undefined/Discontinuous	(x^2-49)/(x^2)*(x^2-7x)/(x^2+x-56)	$\frac{x^{2} - 49}{x^{2}} \cdot \frac{x^{2} - 7 x}{x^{2} + x - 56}$
89909	Find Where Undefined/Discontinuous	(x^2-7x+10)/(x^2-2x-15)	$\frac{x^{2} - 7 x + 10}{x^{2} - 2 x - 15}$
89910	Evaluate the Function	f(0)=5^x	$f (0) = 5^{x}$
89911	Find Where Undefined/Discontinuous	(x^2-7x+10)/(x^2-4)*(x^2+3x+2)/(x^2-4x-5)	$\frac{x^{2} - 7 x + 10}{x^{2} - 4} \cdot \frac{x^{2} + 3 x + 2}{x^{2} - 4 x - 5}$
89912	Find Where Undefined/Discontinuous	((x^2-81)/(5x-5))÷((x^2+18x+81)/(x^2+8x-9))	$\frac{x^{2} - 81}{5 x - 5} \div \frac{x^{2} + 18 x + 81}{x^{2} + 8 x - 9}$
89913	Convert to Interval Notation	6<8+2x<26	$6 < 8 + 2 x < 26$
89914	Find Where Undefined/Discontinuous	(X^2-8X+16)/(5X-20)	$\frac{X^{2} - 8 X + 16}{5 X - 20}$
89915	Graph	x^2-4y^2=16	$x^{2} - 4 y^{2} = 16$
89916	Find Where Undefined/Discontinuous	(x^2-8x+16)/(x^2+3x-18)	$\frac{x^{2} - 8 x + 16}{x^{2} + 3 x - 18}$
89917	Evaluate the Function	f(-2)=x^2	$f (- 2) = x^{2}$
89918	Find Where Undefined/Discontinuous	(x^2-9x+18)/(x^2-9)*(x^2+5x+6)/(x^2-4x-12)	$\frac{x^{2} - 9 x + 18}{x^{2} - 9} \cdot \frac{x^{2} + 5 x + 6}{x^{2} - 4 x - 12}$
89919	Evaluate the Function	f(-2)=(2/3)^x	$f (- 2) = {(\frac{2}{3})}^{x}$
89920	Evaluate the Function	f(3)=-2x+8	$f (3) = - 2 x + 8$
89921	Find Where Undefined/Discontinuous	(x^2-x-6)/(4x^3)*(2x^2+2x)/(x^2+5x+6)	$\frac{x^{2} - x - 6}{4 x^{3}} \cdot \frac{2 x^{2} + 2 x}{x^{2} + 5 x + 6}$
89922	Evaluate the Function	f(4)=-3x-1	$f (4) = - 3 x - 1$
89923	Graph	(x-1)^2+(y+1)^2=4	${(x - 1)}^{2} + {(y + 1)}^{2} = 4$
89924	Find Three Ordered Pair Solutions	y=-4x	$y = - 4 x$
89925	Graph	x=8(y-5)^2+2	$x = 8 {(y - 5)}^{2} + 2$
89926	Find Where Undefined/Discontinuous	(x+11)/11	$\frac{x + 11}{11}$
89927	Determine if Linear	f(x)=x^3	$f (x) = x^{3}$
89928	Convert to Interval Notation	2<10-4d<6	$2 < 10 - 4 d < 6$
89929	Solve for x	4-3 natural log of x=-8	$4 - 3 \ln (x) = - 8$
89930	Solve for x	e^(0.4x)=0.4	$e^{0.4 x} = 0.4$
89931	Solve for m	w = square root of k/m	$w = \sqrt{\frac{k}{m}}$
89932	Convert to Interval Notation	-1<x+1<1	$- 1 < x + 1 < 1$
89933	Simplify	x^2-3x-18	$x^{2} - 3 x - 18$
89934	Simplify	-3y(y^2-4)	$- 3 y (y^{2} - 4)$
89935	Solve by Substitution	y=2x-10 , 2y=x-8	$y = 2 x - 10$ , $2 y = x - 8$
89936	Find Where Undefined/Discontinuous	(x-2)/(x^2-6x+8)	$\frac{x - 2}{x^{2} - 6 x + 8}$
89937	Solve by Substitution	y=2x-10 , y=4x-8	$y = 2 x - 10$ , $y = 4 x - 8$
89938	Solve by Substitution	y=2x-4 , 7x-5y=14	$y = 2 x - 4$ , $7 x - 5 y = 14$
89939	Solve by Substitution	y=2x , 4x-2y=0	$y = 2 x$ , $4 x - 2 y = 0$
89940	Solve by Substitution	y=-x^2-5x-4 , y=-x^2+9x-18	$y = - x^{2} - 5 x - 4$ , $y = - x^{2} + 9 x - 18$
89941	Solve by Substitution	y=3x+1 , 3y-5x=11	$y = 3 x + 1$ , $3 y - 5 x = 11$
89942	Solve by Substitution	y=3x+1 , 4y=12x+4	$y = 3 x + 1$ , $4 y = 12 x + 4$
89943	Find Where Undefined/Discontinuous	(x-4)/(x^2-4x)	$\frac{x - 4}{x^{2} - 4 x}$
89944	Solve by Substitution	y=4x+1 , 2y-4x=14	$y = 4 x + 1$ , $2 y - 4 x = 14$
89945	Solve by Substitution	y=5x+1 , 4x+y=10	$y = 5 x + 1$ , $4 x + y = 10$
89946	Simplify	c^-6*(2c^7)	$c^{- 6} \cdot (2 c^{7})$
89947	Find Where Undefined/Discontinuous	(x-8)/(3-x)	$\frac{x - 8}{3 - x}$
89948	Simplify	(1-x/y)/(1-(x^2)/(y^2))	$\frac{1 - \frac{x}{y}}{1 - \frac{x^{2}}{y^{2}}}$
89949	Solve by Substitution	2x-3y+z=-3 , x-5y+7z=-11 , -10x+4y-6z=28	$2 x - 3 y + z = - 3$ , $x - 5 y + 7 z = - 11$ , $- 10 x + 4 y - 6 z = 28$
89950	Find Where Undefined/Discontinuous	(x-8)/(x-8)	$\frac{x - 8}{x - 8}$
89951	Multiply	10*10	$10 \cdot 10$
89952	Find Where Undefined/Discontinuous	(x-x^2)/(x^2-1)	$\frac{x - x^{2}}{x^{2} - 1}$
89953	Solve by Substitution	x+y=10 , y=4x	$x + y = 10$ , $y = 4 x$
89954	Solve by Substitution	x+y=1 , x^2+xy-y^2=-29	$x + y = 1$ , $x^{2} + x y - y^{2} = - 29$
89955	Find Where Undefined/Discontinuous	(y^2+13y+42)/(y^3+3y^2-28y)	$\frac{y^{2} + 13 y + 42}{y^{3} + 3 y^{2} - 28 y}$
89956	Solve by Substitution	x+y=1 , 2x-y=-2	$x + y = 1$ , $2 x - y = - 2$
89957	Solve by Substitution	x+y=1 , x-y=-2	$x + y = 1$ , $x - y = - 2$
89958	Find Where Undefined/Discontinuous	(y^2+15y+54)/(y^3+2y^2-24y)	$\frac{y^{2} + 15 y + 54}{y^{3} + 2 y^{2} - 24 y}$
89959	Solve by Substitution	x+y=1 , y=x^2-5	$x + y = 1$ , $y = x^{2} - 5$
89960	Solve by Substitution	x+y=12 , x-y=4	$x + y = 12$ , $x - y = 4$
89961	Solve by Substitution	x+y=4 , x-y=-2	$x + y = 4$ , $x - y = - 2$
89962	Solve by Substitution	x+y=-3 , x-y=1	$x + y = - 3$ , $x - y = 1$
89963	Solve by Substitution	x+y=3 , y=x-1	$x + y = 3$ , $y = x - 1$
89964	Solve by Substitution	x+y=6 , y=-3x	$x + y = 6$ , $y = - 3 x$
89965	Solve by Substitution	x+y=6 , y=-4x	$x + y = 6$ , $y = - 4 x$
89966	Find Where Undefined/Discontinuous	((y^2-64)/y)÷((y+8)/(y-8))	$\frac{y^{2} - 64}{y} \div \frac{y + 8}{y - 8}$
89967	Solve by Substitution	x+y=9 , x-y=7	$x + y = 9$ , $x - y = 7$
89968	Find Where Undefined/Discontinuous	(y+10)/(6y^2+y-5)	$\frac{y + 10}{6 y^{2} + y - 5}$
89969	Solve by Substitution	x=-4y , 3x+2y=20	$x = - 4 y$ , $3 x + 2 y = 20$
89970	Solve by Substitution	x=17-4y , y=x-2	$x = 17 - 4 y$ , $y = x - 2$
89971	Solve by Substitution	x-y=3 , x+3y=6	$x - y = 3$ , $x + 3 y = 6$
89972	Solve by Substitution	p=6-2q , p=2+q	$p = 6 - 2 q$ , $p = 2 + q$
89973	Solve by Substitution	y=2-6x , 1/2y-x=1	$y = 2 - 6 x$ , $\frac{1}{2} y - x = 1$
89974	Find Where Undefined/Discontinuous	(y+7)/(4y^2+3y-1)	$\frac{y + 7}{4 y^{2} + 3 y - 1}$
89975	Solve by Substitution	x-z+3y=4 , z=3y , y-x=5z	$x - z + 3 y = 4$ , $z = 3 y$ , $y - x = 5 z$
89976	Find Where Undefined/Discontinuous	(y+7)/(6y^2+5y-1)	$\frac{y + 7}{6 y^{2} + 5 y - 1}$
89977	Solve by Substitution	x-2y=10 , x+2y=-2	$x - 2 y = 10$ , $x + 2 y = - 2$
89978	Solve by Substitution	-x-2y=-8 , x+2y=8	$- x - 2 y = - 8$ , $x + 2 y = 8$
89979	Solve by Substitution	x-2y=4 , -x+2y=-4	$x - 2 y = 4$ , $- x + 2 y = - 4$
89980	Solve by Substitution	x-2y=-4 , x+2y=8	$x - 2 y = - 4$ , $x + 2 y = 8$
89981	Find Where Undefined/Discontinuous	(y-5)/(y^2-16)	$\frac{y - 5}{y^{2} - 16}$
89982	Find Where Undefined/Discontinuous	(y-8)/(y^2-3y-10)	$\frac{y - 8}{y^{2} - 3 y - 10}$
89983	Solve by Substitution	-x-3y=-9 , x+3y=9	$- x - 3 y = - 9$ , $x + 3 y = 9$
89984	Find Where Undefined/Discontinuous	(z^2+12z+27)/(z^3+3z^2-54z)	$\frac{z^{2} + 12 z + 27}{z^{3} + 3 z^{2} - 54 z}$
89985	Solve by Substitution	x-3y-z=9 , -x+8y-4z=-24 , 2x-15y+7z=45	$x - 3 y - z = 9$ , $- x + 8 y - 4 z = - 24$ , $2 x - 15 y + 7 z = 45$
89986	Find Where Undefined/Discontinuous	(z^2+14z+48)/(z^3+4z^2-32z)	$\frac{z^{2} + 14 z + 48}{z^{3} + 4 z^{2} - 32 z}$
89987	Solve by Substitution	x-3y=6 , -x+3y=6	$x - 3 y = 6$ , $- x + 3 y = 6$
89988	Find Where Undefined/Discontinuous	(z^2+2z-35)/(z^2-15z+50)	$\frac{z^{2} + 2 z - 35}{z^{2} - 15 z + 50}$
89989	Solve by Substitution	x-3y=-6 , 2x-7y=10	$x - 3 y = - 6$ , $2 x - 7 y = 10$
89990	Solve by Substitution	x+5y=5 , -x-5y=5	$x + 5 y = 5$ , $- x - 5 y = 5$
89991	Solve by Substitution	x+3y=9 , 3x-3y=-13	$x + 3 y = 9$ , $3 x - 3 y = - 13$
89992	Determine the Possible Number of Real Roots	11x^3+127x^2+67x+11	$11 x^{3} + 127 x^{2} + 67 x + 11$
89993	Solve by Substitution	x+3y=6 , -x-3y=-6	$x + 3 y = 6$ , $- x - 3 y = - 6$
89994	Solve by Substitution	x+2y=200 , x=y+50	$x + 2 y = 200$ , $x = y + 50$
89995	Determine the Possible Number of Real Roots	2x^14-14x^6+27x^3-13x+12	$2 x^{14} - 14 x^{6} + 27 x^{3} - 13 x + 12$
89996	Solve by Substitution	x+2y=10 , 3x+4y=8	$x + 2 y = 10$ , $3 x + 4 y = 8$
89997	Solve by Substitution	x+2y=13 , 4x+8y=-9	$x + 2 y = 13$ , $4 x + 8 y = - 9$
89998	Solve by Substitution	x+12y=68 , x=8y-12	$x + 12 y = 68$ , $x = 8 y - 12$
89999	Solve by Addition/Elimination	-3x-4y=2 , 8y=-6x-4	$- 3 x - 4 y = 2$ , $8 y = - 6 x - 4$
90000	Solve by Addition/Elimination	3x+4y=5 , 6x+8y=10	$3 x + 4 y = 5$ , $6 x + 8 y = 10$