Mathway | Popular Problems

Popular Problems

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Rank	Topic	Problem	Formatted Problem
79501	Convert to Interval Notation	x^2-49<0	$x^{2} - 49 < 0$
79502	Solve by Factoring	square root of 12x+24=6x	$\sqrt{12 x + 24} = 6 x$
79503	Evaluate	natural log of 1.9	$\ln (1.9)$
79504	Find the Equation of the Parabola	(-2,1) , (0,1) , (1,4)	$(- 2, 1)$ , $(0, 1)$ , $(1, 4)$
79505	Convert to Interval Notation	x^3+2x^2-4x-8>0	$x^{3} + 2 x^{2} - 4 x - 8 > 0$
79506	Find the Equation of the Parabola	(1,0) , (1/2,0) , (-1/3,0)	$(1, 0)$ , $(\frac{1}{2}, 0)$ , $(- \frac{1}{3}, 0)$
79507	Find dx/dy at (12,3)	x^2+4y^2=36 , (12,3)	$x^{2} + 4 y^{2} = 36$ , $(12, 3)$
79508	Find dy/dx at (12,3)	x^2+4y^2=36 , (12,3)	$x^{2} + 4 y^{2} = 36$ , $(12, 3)$
79509	Find the Critical Points	y=x^(1/3)+x^(4/3)	$y = x^{\frac{1}{3}} + x^{\frac{4}{3}}$
79510	Convert to Interval Notation	x^2+9x+20<0	$x^{2} + 9 x + 20 < 0$
79511	Find the LCD	1/24/(x^2)	$\frac{1}{2} \frac{4}{x^{2}}$
79512	Convert to Interval Notation	x^2-11x>0	$x^{2} - 11 x > 0$
79513	Convert to Interval Notation	x^2-12x+35>0	$x^{2} - 12 x + 35 > 0$
79514	Convert to Interval Notation	x^2-12x+32>0	$x^{2} - 12 x + 32 > 0$
79515	Find the LCD	1/x-2/(x+1)-x/((x+1)^2)	$\frac{1}{x} - \frac{2}{x + 1} - \frac{x}{{(x + 1)}^{2}}$
79516	Convert to Interval Notation	x^2-10x+16>0	$x^{2} - 10 x + 16 > 0$
79517	Find the LCD	-1/(x^2)9/x	$\frac{- 1}{x^{2}} \frac{9}{x}$
79518	Convert to Interval Notation	x^2+4x-5<0	$x^{2} + 4 x - 5 < 0$
79519	Find the LCD	1/(x^2-8x+15)x/(x^2-9x+20)	$\frac{1}{x^{2} - 8 x + 15} \frac{x}{x^{2} - 9 x + 20}$
79520	Convert to Interval Notation	x^2+2x>0	$x^{2} + 2 x > 0$
79521	Find the LCD	1/(x-3)+2/(x-5)	$\frac{1}{x - 3} + \frac{2}{x - 5}$
79522	Find the LCD	(10xy^2)/(3z)+(5xy)/(6z^3)	$\frac{10 x y^{2}}{3 z} + \frac{5 x y}{6 z^{3}}$
79523	Find the LCD	(13D)/25-(5D)/17	$\frac{13 D}{25} - \frac{5 D}{17}$
79524	Find the LCD	2/(3y^3)-(6x)/(4xy)	$\frac{2}{3 y^{3}} - \frac{6 x}{4 x y}$
79525	Convert to Interval Notation	(x-4)/(x-7)>3	$\frac{x - 4}{x - 7} > 3$
79526	Find the LCD	2/(a^2)-1/(2a)	$\frac{2}{a^{2}} - \frac{1}{2 a}$
79527	Find the LCD	2/x+1÷(5/x)	$\frac{2}{x} + 1 \div \frac{5}{x}$
79528	Find the LCD	(2x-1)/(3x)-1/11	$\frac{2 x - 1}{3 x} - \frac{1}{11}$
79529	Convert to Interval Notation	4x-1<7	$4 x - 1 < 7$
79530	Convert to Interval Notation	-6x<18	$- 6 x < 18$
79531	Find the LCD	3/x-3/(6x)	$\frac{3}{x} \frac{- 3}{6 x}$
79532	Find the LCD	3/(x^2+6x-27)x/(x^2+10x+9)	$\frac{3}{x^{2} + 6 x - 27} \frac{x}{x^{2} + 10 x + 9}$
79533	Write with Rational (Fractional) Exponents	fourth root of -256	$\sqrt[4]{- 256}$
79534	Find the LCD	3/(x^3y)7/(xy^4)	$\frac{3}{x^{3} y} \frac{7}{x y^{4}}$
79535	Find the LCD	(3x+5)/(4x^2-8)+(7x^2+2x-3)/(3x^3-6x)	$\frac{3 x + 5}{4 x^{2} - 8} + \frac{7 x^{2} + 2 x - 3}{3 x^{3} - 6 x}$
79536	Find the LCD	(3xy)/(15x+5y)-(9xy)/(6x+2y)	$\frac{3 x y}{15 x + 5 y} - \frac{9 x y}{6 x + 2 y}$
79537	Write with Rational (Fractional) Exponents	5 square root of 3	$5 \sqrt{3}$
79538	Find the Perfect Square Trinomial	x^2+12x+	$x^{2} + 12 x +$
79539	Find the LCD	4/a-7/b	$\frac{4}{a} - \frac{7}{b}$
79540	Write with Rational (Fractional) Exponents	( fourth root of 2)^5	${(\sqrt[4]{2})}^{5}$
79541	Simplify	square root of 14* square root of 10	$\sqrt{14} \cdot \sqrt{10}$
79542	Simplify	square root of 10* square root of 5	$\sqrt{10} \cdot \sqrt{5}$
79543	Find the LCD	-4/(y^2)2/(8y)	$\frac{- 4}{y^{2}} \frac{2}{8 y}$
79544	Simplify	3 square root of 32+2 square root of 50	$3 \sqrt{32} + 2 \sqrt{50}$
79545	Find the LCD	(4x)/(x^2-6x+8)3/(x^2-7x+12)	$\frac{4 x}{x^{2} - 6 x + 8} \frac{3}{x^{2} - 7 x + 12}$
79546	Simplify	3 square root of 45-8 square root of 20	$3 \sqrt{45} - 8 \sqrt{20}$
79547	Find the LCD	(4x-8)/(x^2+4x-12)	$\frac{4 x - 8}{x^{2} + 4 x - 12}$
79548	Simplify	3 square root of 3- square root of 27	$3 \sqrt{3} - \sqrt{27}$
79549	Simplify	3 cube root of 81-2 cube root of 54	$3 \sqrt[3]{81} - 2 \sqrt[3]{54}$
79550	Find the LCD	5/(7xy)	$\frac{5}{7 x y}$
79551	Simplify	2 fourth root of 48+3 fourth root of 243	$2 \sqrt[4]{48} + 3 \sqrt[4]{243}$
79552	Simplify	cube root of 54+ cube root of 16	$\sqrt[3]{54} + \sqrt[3]{16}$
79553	Simplify	cube root of 81-3 cube root of 3	$\sqrt[3]{81} - 3 \sqrt[3]{3}$
79554	Find the LCD	5/b3/(9b^2)	$\frac{5}{b} \frac{3}{9 b^{2}}$
79555	Simplify	square root of 72+ square root of 32+ square root of 18	$\sqrt{72} + \sqrt{32} + \sqrt{18}$
79556	Find the LCD	5/(n-2)	$\frac{5}{n - 2}$
79557	Simplify	square root of 7* square root of 3	$\sqrt{7} \cdot \sqrt{3}$
79558	Simplify	square root of 18* square root of 2	$\sqrt{18} \cdot \sqrt{2}$
79559	Find the LCD	(5+m)/(8m^4n^2)*(5+n)/(18m^2n^4)	$\frac{5 + m}{8 m^{4} n^{2}} \cdot \frac{5 + n}{18 m^{2} n^{4}}$
79560	Find the LCD	6/(5x+15)5/(4x+12)	$\frac{6}{5 x + 15} \frac{5}{4 x + 12}$
79561	Simplify	square root of 3* square root of 2	$\sqrt{3} \cdot \sqrt{2}$
79562	Find the LCD	6/(a^2-7a+6)3/(a^2-36)	$\frac{6}{a^{2} - 7 a + 6} \frac{3}{a^{2} - 36}$
79563	Simplify	square root of 20+ square root of 45	$\sqrt{20} + \sqrt{45}$
79564	Simplify	square root of 5* square root of 30	$\sqrt{5} \cdot \sqrt{30}$
79565	Find the LCD	7/(27pt^6)	$\frac{7}{27 {pts}^{6}}$
79566	Simplify	8y^3(-3y^2)	$8 y^{3} (- 3 y^{2})$
79567	Find the LCD	-7/y-1/(7y^2)	$\frac{- 7}{y} \frac{- 1}{7 y^{2}}$
79568	Convert to Interval Notation	(x-2)(x+3)<0	$(x - 2) (x + 3) < 0$
79569	Find the LCD	7/(y^2)3/(4y)	$\frac{7}{y^{2}} \frac{3}{4 y}$
79570	Solve for x	y=3bx-7x	$y = 3 b x - 7 x$
79571	Find the LCD	8/5119/85	$\frac{8}{51} \frac{19}{85}$
79572	Convert to Interval Notation	(x-3)(x+2)<0	$(x - 3) (x + 2) < 0$
79573	Find the LCD	8/(6x^4y^2)*8/(8x^2y^7)	$\frac{8}{6 x^{4} y^{2}} \cdot \frac{8}{8 x^{2} y^{7}}$
79574	Convert to Interval Notation	(x-4)(x+1)<0	$(x - 4) (x + 1) < 0$
79575	Find the LCD	8/b6/(b^2)	$\frac{8}{b} \frac{6}{b^{2}}$
79576	Convert to Interval Notation	(x-4)(x+2)<0	$(x - 4) (x + 2) < 0$
79577	Find the LCD	8/(x^2-16)-7/(x^2-x-12)	$\frac{8}{x^{2} - 16} - \frac{7}{x^{2} - x - 12}$
79578	Convert to Interval Notation	\|x\|<10	$\| x \| < 10$
79579	Find the LCD	9/(x^2-9x)x/(9x-81)	$\frac{9}{x^{2} - 9 x} \frac{x}{9 x - 81}$
79580	Convert to Interval Notation	\|3x-3\|>9	$\| 3 x - 3 \| > 9$
79581	Find the LCD	-9/y4/y	$\frac{- 9}{y} \frac{4}{y}$
79582	Convert to Interval Notation	\|2x-2\|>6	$\| 2 x - 2 \| > 6$
79583	Convert to Radical Form	11^(1/3)	$11^{\frac{1}{3}}$
79584	Find the LCD	(a+7)/((a-2)(a-9))	$\frac{a + 7}{(a - 2) (a - 9)}$
79585	Convert to Radical Form	14^(1/2)	$14^{\frac{1}{2}}$
79586	Find the LCD	b/(b^2+4b+4)9/(b^2+7b+10)	$\frac{b}{b^{2} + 4 b + 4} \frac{9}{b^{2} + 7 b + 10}$
79587	Convert to Radical Form	14^(2/5)	$14^{\frac{2}{5}}$
79588	Convert to Radical Form	15^(1/2)	$15^{\frac{1}{2}}$
79589	Convert to Radical Form	(y^(9/8))/(y^(5/8))	$\frac{y^{\frac{9}{8}}}{y^{\frac{5}{8}}}$
79590	Find the LCD	(b^3)/(b^2+4b+4)-9/(b^2-4b-12)	$\frac{b^{3}}{b^{2} + 4 b + 4} \frac{- 9}{b^{2} - 4 b - 12}$
79591	Convert to Radical Form	2^(1/2)*2^(1/3)	$2^{\frac{1}{2}} \cdot 2^{\frac{1}{3}}$
79592	Find the LCD	(b^4)/(b^2+6b+9)6/(b^2+4b+3)	$\frac{b^{4}}{b^{2} + 6 b + 9} \frac{6}{b^{2} + 4 b + 3}$
79593	Convert to Radical Form	27^(-4/3)	$27^{- \frac{4}{3}}$
79594	Find the LCD	(b^4)/(b^2-2b+1)5/(b^2-8b+7)	$\frac{b^{4}}{b^{2} - 2 b + 1} \frac{5}{b^{2} - 8 b + 7}$
79595	Convert to Radical Form	3^(-2/3)	$3^{- \frac{2}{3}}$
79596	Find the LCD	(m-n)/(24mn^4)(m-n)/(16m^4n)	$\frac{m - n}{24 m n^{4}} \frac{m - n}{16 m^{4} n}$
79597	Convert to Radical Form	3^(2/5)	$3^{\frac{2}{5}}$
79598	Convert to Radical Form	9^(-3/2)	$9^{- \frac{3}{2}}$
79599	Find the LCD	n/(n^2+6n+9)-4/(n^2+7n+12)	$\frac{n}{n^{2} + 6 n + 9} \frac{- 4}{n^{2} + 7 n + 12}$
79600	Convert to Radical Form	b^(1/2)	$b^{\frac{1}{2}}$