Mathway | Popular Problems

Popular Problems

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Rank	Topic	Problem	Formatted Problem
21101	Solve Using the Quadratic Formula	5r^2-44r+120=-30+11r	$5 r^{2} - 44 r + 120 = - 30 + 11 r$
21102	Find a,b,c	(2x-1)^2=(x+1)	${(2 x - 1)}^{2} = (x + 1)$
21103	Solve Using the Quadratic Formula	5x^2+35=0	$5 x^{2} + 35 = 0$
21104	Evaluate Using the Remainder Theorem	k=-1 ; f(x)=x^2-2x+5	$k = - 1$ ; $f (x) = x^{2} - 2 x + 5$
21105	Solve Using the Quadratic Formula	5x^2+13x-6=0	$5 x^{2} + 13 x - 6 = 0$
21106	Evaluate Using the Remainder Theorem	k=-1 ; f(x)=x^2-2x+4	$k = - 1$ ; $f (x) = x^{2} - 2 x + 4$
21107	Solve Using the Quadratic Formula	6x^2-7x-5=0	$6 x^{2} - 7 x - 5 = 0$
21108	Evaluate Using the Remainder Theorem	P(x)=x^4+10x^3+8x^2+4x+10 ; a=2	$P (x) = x^{4} + 10 x^{3} + 8 x^{2} + 4 x + 10$ ; $a = 2$
21109	Solve Using the Quadratic Formula	6x^2-x=2	$6 x^{2} - x = 2$
21110	Evaluate Using the Remainder Theorem	p(x)=x^4-9x^3+5x^2-7x+10 ; a=-4	$p (x) = x^{4} - 9 x^{3} + 5 x^{2} - 7 x + 10$ ; $a = - 4$
21111	Solve Using the Quadratic Formula	6x^2-17x+13=20x^2-32	$6 x^{2} - 17 x + 13 = 20 x^{2} - 32$
21112	Solve Using the Quadratic Formula	9x^2+4=0	$9 x^{2} + 4 = 0$
21113	Solve Using the Quadratic Formula	8x^2-4x+1=0	$8 x^{2} - 4 x + 1 = 0$
21114	Find the Remainder	(2x^3+4x^2-32x+18)÷(x-3)	$(2 x^{3} + 4 x^{2} - 32 x + 18) \div (x - 3)$
21115	Solve Using the Quadratic Formula	x^2=-6/7x	$x^{2} = - \frac{6}{7} x$
21116	Find the Remainder	(3x^2+10x-8)/(x-2)	$\frac{3 x^{2} + 10 x - 8}{x - 2}$
21117	Solve Using the Quadratic Formula	x^2-12x+29=0	$x^{2} - 12 x + 29 = 0$
21118	Solve Using the Quadratic Formula	x^2-12x=-36	$x^{2} - 12 x = - 36$
21119	Find the Remainder	(9x^3+12x^2-3x-11)÷(3x+1)	$(9 x^{3} + 12 x^{2} - 3 x - 11) \div (3 x + 1)$
21120	Solve Using the Quadratic Formula	x^2=4x-29	$x^{2} = 4 x - 29$
21121	Find the Remainder	(x^3-2x^2-7)÷(x+2)	$(x^{3} - 2 x^{2} - 7) \div (x + 2)$
21122	Solve Using the Quadratic Formula	x^2=18x-81	$x^{2} = 18 x - 81$
21123	Solve Using the Quadratic Formula	x^2+2x=13	$x^{2} + 2 x = 13$
21124	Solve Using the Quadratic Formula	x^2+3x=2	$x^{2} + 3 x = 2$
21125	Solve Using the Quadratic Formula	x^2+18x+67=0	$x^{2} + 18 x + 67 = 0$
21126	Solve Using the Quadratic Formula	x^2+18x+79=0	$x^{2} + 18 x + 79 = 0$
21127	Find the Remainder	(2x^3-7x^2+3x-5)/(x-2)	$\frac{(2 x^{3} - 7 x^{2} + 3 x - 5)}{(x - 2)}$
21128	Solve Using the Quadratic Formula	x^2+5x-11=0	$x^{2} + 5 x - 11 = 0$
21129	Find the Remainder	(x^4+8x^3+12x^2)/(x+1)	$\frac{x^{4} + 8 x^{3} + 12 x^{2}}{x + 1}$
21130	Solve Using the Quadratic Formula	x^2+6x+9=25	$x^{2} + 6 x + 9 = 25$
21131	Solve Using the Quadratic Formula	x^2+12x+18=0	$x^{2} + 12 x + 18 = 0$
21132	Solve Using the Quadratic Formula	x^2+14x+39=0	$x^{2} + 14 x + 39 = 0$
21133	Solve Using the Quadratic Formula	x^2+14x+44=0	$x^{2} + 14 x + 44 = 0$
21134	Use the Rational Roots Test to Find All Possible Roots	6x^4-21x^3-4x^2+24x-35	$6 x^{4} - 21 x^{3} - 4 x^{2} + 24 x - 35$
21135	Solve Using the Quadratic Formula	x^2+14x=0	$x^{2} + 14 x = 0$
21136	Solve Using the Quadratic Formula	0.3x^2=1.8x+0.3	$0.3 x^{2} = 1.8 x + 0.3$
21137	Use the Rational Roots Test to Find All Possible Roots	-7x^4-12x^3+9x^2-17x+3	$- 7 x^{4} - 12 x^{3} + 9 x^{2} - 17 x + 3$
21138	Solve Using the Quadratic Formula	0.5x^2=x+0.5	$0.5 x^{2} = x + 0.5$
21139	Solve Using the Quadratic Formula	0.6x^2=1.2x+0.6	$0.6 x^{2} = 1.2 x + 0.6$
21140	Use the Rational Roots Test to Find All Possible Roots	25x^7-x^6-5x^4+x-49	$25 x^{7} - x^{6} - 5 x^{4} + x - 49$
21141	Solve Using the Quadratic Formula	10x^2+11x-6=0	$10 x^{2} + 11 x - 6 = 0$
21142	Solve Using the Quadratic Formula	x^2-9x+22=0	$x^{2} - 9 x + 22 = 0$
21143	Solve Using the Quadratic Formula	x^2-6x=1	$x^{2} - 6 x = 1$
21144	Solve Using the Quadratic Formula	2y^2-24-6y=y^2-4y	$2 y^{2} - 24 - 6 y = y^{2} - 4 y$
21145	Use the Rational Roots Test to Find All Possible Roots	5x^3-2x^2+20x-8	$5 x^{3} - 2 x^{2} + 20 x - 8$
21146	Solve Using the Quadratic Formula	3x^2-8x+7=0	$3 x^{2} - 8 x + 7 = 0$
21147	Solve Using the Quadratic Formula	3x^2-6x-9=0	$3 x^{2} - 6 x - 9 = 0$
21148	Solve Using the Quadratic Formula	3x^2-6x-1=0	$3 x^{2} - 6 x - 1 = 0$
21149	Use the Rational Roots Test to Find All Possible Roots	x^5-4x^4+5x^3+9x^2+2x-8	$x^{5} - 4 x^{4} + 5 x^{3} + 9 x^{2} + 2 x - 8$
21150	Solve Using the Quadratic Formula	3x^2-6x+4=0	$3 x^{2} - 6 x + 4 = 0$
21151	Determine if Prime	10x^3-15x^2+8x-12	$10 x^{3} - 15 x^{2} + 8 x - 12$
21152	Find the Constant of Variation	y=12 x=1/3	$y = 12$ $x = \frac{1}{3}$
21153	Solve Using the Quadratic Formula	-3=4x^2-x-3	$- 3 = 4 x^{2} - x - 3$
21154	Find the Constant of Variation	x=10 y=8	$x = 10$ $y = 8$
21155	Solve Using the Quadratic Formula	32x^2-32x+8=0	$32 x^{2} - 32 x + 8 = 0$
21156	Find the Interquartile Range (H-Spread)	32 , 40 , 16 , 52 , 64 , 70 , 42	$32$ , $40$ , $16$ , $52$ , $64$ , $70$ , $42$
21157	Solve Using the Quadratic Formula	3x^2-13x=10	$3 x^{2} - 13 x = 10$
21158	Solve Using the Quadratic Formula	3x^2-13x+14=0	$3 x^{2} - 13 x + 14 = 0$
21159	Find the Interquartile Range (H-Spread)	16 , 32 , 47 , 46 , 11 , 35	$16$ , $32$ , $47$ , $46$ , $11$ , $35$
21160	Solve Using the Quadratic Formula	3x^2-16x-12=0	$3 x^{2} - 16 x - 12 = 0$
21161	Find the Interquartile Range (H-Spread)	56 , 80 , 42 , 22 , 31 , 60 , 14 , 7	$56$ , $80$ , $42$ , $22$ , $31$ , $60$ , $14$ , $7$
21162	Solve Using the Quadratic Formula	3x^2=x+4	$3 x^{2} = x + 4$
21163	Solve Using the Quadratic Formula	3x^2-10x=8	$3 x^{2} - 10 x = 8$
21164	Find the Median	12 , 11 , 15 , 12 , 19 , 20 , 19 , 14 , 18 , 15 , 16	$12$ , $11$ , $15$ , $12$ , $19$ , $20$ , $19$ , $14$ , $18$ , $15$ , $16$
21165	Solve Using the Quadratic Formula	3x^2-5x-6=0	$3 x^{2} - 5 x - 6 = 0$
21166	Find the Median	12 , 9 , 10 , 11 , 12 , 14 , 8 , 7 , 10 , 11 , 10 , 9	$12$ , $9$ , $10$ , $11$ , $12$ , $14$ , $8$ , $7$ , $10$ , $11$ , $10$ , $9$
21167	Solve Using the Quadratic Formula	3x^2+6x=12	$3 x^{2} + 6 x = 12$
21168	Find the Median	12.50 , 13.23 , 11.20 , 14.50 , 12.50 , 13.23 , 15.60 , 15.75	$12.5$ , $13.23$ , $11.2$ , $14.5$ , $12.5$ , $13.23$ , $15.6$ , $15.75$
21169	Find the Median	1.8 , 5 , 6.3 , 8 , 8 , 4.8 , 2.8 , 4.8	$1.8$ , $5$ , $6.3$ , $8$ , $8$ , $4.8$ , $2.8$ , $4.8$
21170	Solve Using the Quadratic Formula	3x^2+6x-5=0	$3 x^{2} + 6 x - 5 = 0$
21171	Solve Using the Quadratic Formula	3x^2+15=0	$3 x^{2} + 15 = 0$
21172	Solve Using the Quadratic Formula	3x^2+14x+8=0	$3 x^{2} + 14 x + 8 = 0$
21173	Find the Median	43 , 25 , 6 , 4 , 21 , 19 , 26 , 43 , 33 , 32	$43$ , $25$ , $6$ , $4$ , $21$ , $19$ , $26$ , $43$ , $33$ , $32$
21174	Solve Using the Quadratic Formula	3x^2+27=0	$3 x^{2} + 27 = 0$
21175	Find the Median	24 , 28 , 51 , 54 , 67 , 70	$24$ , $28$ , $51$ , $54$ , $67$ , $70$
21176	Solve Using the Quadratic Formula	2x^2-16x+30=0	$2 x^{2} - 16 x + 30 = 0$
21177	Find the Median	22 , 37 , 49 , 15 , 82	$22$ , $37$ , $49$ , $15$ , $82$
21178	Solve Using the Quadratic Formula	2x^2+7x-9=0	$2 x^{2} + 7 x - 9 = 0$
21179	Find the Median	22 , 37 , 49 , 15 , 12	$22$ , $37$ , $49$ , $15$ , $12$
21180	Solve Using the Quadratic Formula	2x^2+7x-3=0	$2 x^{2} + 7 x - 3 = 0$
21181	Solve Using the Quadratic Formula	2x^2+7x=0	$2 x^{2} + 7 x = 0$
21182	Solve Using the Quadratic Formula	2x^2-x-28=0	$2 x^{2} - x - 28 = 0$
21183	Find the Vertices	16x^2+25y^2-160x+150y+225=0	$16 x^{2} + 25 y^{2} - 160 x + 150 y + 225 = 0$
21184	Find the Vertices	(x^2)/81+(y^2)/225=1	$\frac{x^{2}}{81} + \frac{y^{2}}{225} = 1$
21185	Find the Vertices	9x^2+y^2=81	$9 x^{2} + y^{2} = 81$
21186	Solve Using the Quadratic Formula	2x^2+4x-7=0	$2 x^{2} + 4 x - 7 = 0$
21187	Find the Vertices	(x^2)/1-(y^2)/9=1	$\frac{x^{2}}{1} - \frac{y^{2}}{9} = 1$
21188	Find the x and y Intercepts	y=-4x+3	$y = - 4 x + 3$
21189	Find the Vertices	(x^2)/2+(y^2)/1=1	$\frac{x^{2}}{2} + \frac{y^{2}}{1} = 1$
21190	Find the x and y Intercepts	x-y=8	$x - y = 8$
21191	Find the x and y Intercepts	y=x^3-27	$y = x^{3} - 27$
21192	Find the Vertices	(x^2)/48+(y^2)/64=1	$\frac{x^{2}}{48} + \frac{y^{2}}{64} = 1$
21193	Find the x and y Intercepts	y=-x^2-12x-36	$y = - x^{2} - 12 x - 36$
21194	Find the Vertices	((x-1)^2)/625+((y+1)^2)/225=1	$\frac{{(x - 1)}^{2}}{625} + \frac{{(y + 1)}^{2}}{225} = 1$
21195	Find the Quadrant	(9,-5)	$(9, - 5)$
21196	Find the x and y Intercepts	y=-x^2+4x+5	$y = - x^{2} + 4 x + 5$
21197	Find the Quadrant	(x,( square root of 3)/2)	$(x, \frac{\sqrt{3}}{2})$
21198	Find the x and y Intercepts	y=x^2+x-12	$y = x^{2} + x - 12$
21199	Convert to Regular Notation	2.9*10^6	$2.9 \cdot 10^{6}$
21200	Solve Using the Quadratic Formula	(3-y)(y+4)=3y-5	$(3 - y) (y + 4) = 3 y - 5$