Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
18401	Find the LCD	16y^2-1/(4y)	$16 y^{2} - \frac{1}{4 y}$
18402	Find the LCD	2pi( square root of 0.4)/9.8(1+0.25sin(0.5)^2+0.14sin(0.5)^4)	$2 π \cdot \frac{\sqrt{0.4}}{9.8} \cdot (1 + 0.25 \sin^{2} (0.5) + 0.14 \sin^{4} (0.5))$
18403	Find the LCD	3 square root of x+h+5/( square root of x+h)-3 square root of x+5/( square root of x)	$3 \sqrt{x + h} + \frac{5}{\sqrt{x + h}} - 3 \sqrt{x} + \frac{5}{\sqrt{x}}$
18404	Find the LCD	5k^2-13k-6/(5k+2)	$5 k^{2} - 13 k - \frac{6}{5 k + 2}$
18405	Find the LCD	piy+((pix+arcsin(y))(dy))/(dx)	$π y + \frac{(π x + \arcsin (y)) (d y)}{d x}$
18406	Find the LCD	x+4/(x-2)	$x + \frac{4}{x - 2}$
18407	Add	square root of (75x)/8 , square root of (3x)/16	$\sqrt{\frac{75 x}{8}}$ , $\sqrt{\frac{3 x}{16}}$
18408	Add	29+15x , 28+21x	$29 + 15 x$ , $28 + 21 x$
18409	Add	5x-3 , 2x+6	$5 x - 3$ , $2 x + 6$
18410	Subtract the Expressions	35x+35 , 45x+15	$35 x + 35$ , $45 x + 15$
18411	Subtract the Expressions	7u^5-4u^2+5u-6 , -(4u^5+7u^2-6u+2)	$7 u^{5} - 4 u^{2} + 5 u - 6$ , $- (4 u^{5} + 7 u^{2} - 6 u + 2)$
18412	Combine	(((25k^2-10k-24)/(k^2+7k))/((5k-6)/(k^3+4k^2-21k)))*(k^2-6k+8)/(5k^2-16k-16)	$(\frac{\frac{25 k^{2} - 10 k - 24}{k^{2} + 7 k}}{\frac{5 k - 6}{k^{3} + 4 k^{2} - 21 k}}) \cdot \frac{k^{2} - 6 k + 8}{5 k^{2} - 16 k - 16}$
18413	Combine	5x^2-7x+12+(4x^2+9x-85)	$5 x^{2} - 7 x + 12 + (4 x^{2} + 9 x - 85)$
18414	Combine	(g(3))^2-(g(3))+5
18415	Combine	(x^2)/9+((y-8)^2)/169	$\frac{x^{2}}{9} + \frac{{(y - 8)}^{2}}{169}$
18416	Combine	1/(x+1)+1/(x-1)	$\frac{1}{x + 1} + \frac{1}{x - 1}$
18417	Combine	2^k-1+2^k	$2^{k} - 1 + 2^{k}$
18418	Combine	-3/4x+29/4	$- \frac{3}{4} x + \frac{29}{4}$
18419	Combine	4/(7ab)-5/(14a^2b)+8/(21ab^2)	$\frac{4}{7 a b} - \frac{5}{14 a^{2} b} + \frac{8}{21 a b^{2}}$
18420	Combine	-9/(mn^2)+(m^2)/n	$\frac{- 9}{m n^{2}} + \frac{m^{2}}{n}$
18421	Combine	m/2-1/m	$\frac{m}{2} - \frac{1}{m}$
18422	Combine	square root of 12x^3-x square root of 48x	$\sqrt{12 x^{3}} - x \sqrt{48 x}$
18423	Combine	square root of 25x+ square root of 25y+ square root of 16x	$\sqrt{25 x} + \sqrt{25 y} + \sqrt{16 x}$
18424	Combine	x^2+8+ square root of x+8	$x^{2} + 8 + \sqrt{x + 8}$
18425	Combine	x^4-6x^2-29÷x+3	$x^{4} - 6 x^{2} - 29 \div x + 3$
18426	Combine	x^9+x^8+x^7+x^6+x^5+x^4+x^3+x^2+x+1	$x^{9} + x^{8} + x^{7} + x^{6} + x^{5} + x^{4} + x^{3} + x^{2} + x + 1$
18427	Combine	(x-3)/(x+1)-4/(x^2+x)	$\frac{x - 3}{x + 1} - \frac{4}{x^{2} + x}$
18428	Combine	(y-8)/(2y^2+11+12)-(y+6)/(2y^2-7y-15)	$\frac{y - 8}{2 y^{2} + 11 + 12} - \frac{y + 6}{2 y^{2} - 7 y - 15}$
18429	Combine	10x^4+46x^3-20x^2	$10 x^{4} + 46 x^{3} - 20 x^{2}$
18430	Combine	2 square root of 20- square root of 5	$2 \sqrt{20} - \sqrt{5}$
18431	Combine	-2r+s+4r-5s	$- 2 r + s + 4 r - 5 s$
18432	Combine	-3xy^2-6xy-6y^2-3x^2-xy+4y^2	$- 3 x y^{2} - 6 x y - 6 y^{2} - 3 x^{2} - x y + 4 y^{2}$
18433	Combine	-3c-2(2b-a)-b-c-7a	$- 3 c - 2 (2 b - a) - b - c - 7 a$
18434	Combine	48u^3-3u^4w^3	$48 u^{3} - 3 u^{4} w^{3}$
18435	Combine	8r^3-64r^2+r-8	$8 r^{3} - 64 r^{2} + r - 8$
18436	Combine	9a+8a+3a-5b-3a	$9 a + 8 a + 3 a - 5 b - 3 a$
18437	Combine	9p-18	$9 p - 18$
18438	Combine	f(-8) square root of r+8-8	$f (- 8) \sqrt{r + 8} - 8$
18439	Combine	-i-3i	$- i - 3 i$
18440	Combine	5/(7ab^5)*2/(7a^3b^3)	$\frac{5}{7 a b^{5}} \cdot \frac{2}{7 a^{3} b^{3}}$
18441	Combine	cube root of 4x^3* fourth root of 5	$\sqrt[3]{4 x^{3}} \cdot \sqrt[4]{5}$
18442	Combine	y^2+10y	$y^{2} + 10 y$
18443	Combine	5ab+2ab+8a	$5 a b + 2 a b + 8 a$
18444	Combine	9uv+3u^2+5uv+4u^2	$9 u v + 3 u^{2} + 5 u v + 4 u^{2}$
18445	Combine	p*p	$p \cdot p$
18446	Find the LCM	(x^2y^3) , (2xy)^2	$(x^{2} y^{3})$ , ${(2 x y)}^{2}$
18447	Find the LCM	(-2)(-9) , -12*8	$(- 2) (- 9)$ , $- 12 \cdot 8$
18448	Find the LCM	(60000) , (72500)	$(60000)$ , $(72500)$
18449	Find the LCM	0.25/-0.001+3 , 14*50	$\frac{0.25}{- 0.001} + 3$ , $14 \cdot 50$
18450	Find the LCM	1/2 , 1/3	$\frac{1}{2}$ , $\frac{1}{3}$
18451	Find the LCM	10/(x^2-x-56) , x/(2x^2+13x-7)	$\frac{10}{x^{2} - x - 56}$ , $\frac{x}{2 x^{2} + 13 x - 7}$
18452	Find the LCM	13/(30x^2) , 13/(18x)	$\frac{13}{30 x^{2}}$ , $\frac{13}{18 x}$
18453	Find the LCM	(2y)/(4x^2) , 7/(9xy)	$\frac{2 y}{4 x^{2}}$ , $\frac{7}{9 x y}$
18454	Find the LCM	4/(x^2-2x-8) , x/(2x^2+3x-2)	$\frac{4}{x^{2} - 2 x - 8}$ , $\frac{x}{2 x^{2} + 3 x - 2}$
18455	Find the LCM	5/14 , 1/3	$\frac{5}{14}$ , $\frac{1}{3}$
18456	Find the LCM	5/2+1 , 5	$\frac{5}{2} + 1$ , $5$
18457	Find the LCM	x^2y^3 , x^3y^2	$x^{2} y^{3}$ , $x^{3} y^{2}$
18458	Find the LCM	xy^6 , xy^5 , xy	$x y^{6}$ , $x y^{5}$ , $x y$
18459	Find the LCM	z^2+12z+36 , z^2+2z-24	$z^{2} + 12 z + 36$ , $z^{2} + 2 z - 24$
18460	Find the GCF	-2x+6y+5	$- 2 x + 6 y + 5$
18461	Find the GCF	3x^2-33x+159	$3 x^{2} - 33 x + 159$
18462	Find the GCF	3x^2y-6xy^2	$3 x^{2} y - 6 x y^{2}$
18463	Find the GCF	30x^2+12x	$30 x^{2} + 12 x$
18464	Find the GCF	3x+8	$3 x + 8$
18465	Find the GCF	4x^2+8x	$4 x^{2} + 8 x$
18466	Find the GCF	4x^4+6x^3+8x^2+2x-4	$4 x^{4} + 6 x^{3} + 8 x^{2} + 2 x - 4$
18467	Find the GCF	5b^2k^2+25bk^2-250k^2	$5 b^{2} k^{2} + 25 b k^{2} - 250 k^{2}$
18468	Find the GCF	5s^2-3s-2	$5 s^{2} - 3 s - 2$
18469	Find the GCF	-5x^2-15x^4-30x^3	$- 5 x^{2} - 15 x^{4} - 30 x^{3}$
18470	Find the GCF	5500e^((0.031)(9))	$5500 e^{(0.031) (9)}$
18471	Find the GCF	56xw+49xk^2-24yw-21yk^2	$56 x w + 49 x k^{2} - 24 y w - 21 y k^{2}$
18472	Find the GCF	6x^3+27.08x^2+104.4954x+1.83	$6 x^{3} + 27.08 x^{2} + 104.4954 x + 1.83$
18473	Find the GCF	6u(v-8)-(v-8)	$6 u (v - 8) - (v - 8)$
18474	Find the GCF	6xy-5xy^2	$6 x y - 5 x y^{2}$
18475	Find the GCF	6y-12-15y^2+10y	$6 y - 12 - 15 y^{2} + 10 y$
18476	Find the GCF	8x^7+40x^6-28x^5+32x^4	$8 x^{7} + 40 x^{6} - 28 x^{5} + 32 x^{4}$
18477	Find the GCF	8m+10m^3	$8 m + 10 m^{3}$
18478	Find the GCF	f(x)(x-3)^2+2	$f (x) {(x - 3)}^{2} + 2$
18479	Find the GCF	gh+7g+8h+56	$g h + 7 g + 8 h + 56$
18480	Find the GCF	x+3	$x + 3$
18481	Find the GCF	(x^3)/(2y^2)(6y^4)/(xy)p	$\frac{x^{3}}{2 y^{2}} \cdot \frac{6 y^{4}}{x y} \cdot p$
18482	Find the GCF	2/x+5/(x^2)	$\frac{2}{x} + \frac{5}{x^{2}}$
18483	Find the GCF	square root of x^2+1-x	$\sqrt{x^{2} + 1} - x$
18484	Find the GCF	cube root of x^4y* square root of x^3y^5	$\sqrt[3]{x^{4} y} \cdot \sqrt{x^{3} y^{5}}$
18485	Find the GCF	x^2+7x+12	$x^{2} + 7 x + 12$
18486	Find the GCF	x^2+8x+15	$x^{2} + 8 x + 15$
18487	Find the GCF	x^4-2x^2-15	$x^{4} - 2 x^{2} - 15$
18488	Find the GCF	x^6+72x^3+512	$x^{6} + 72 x^{3} + 512$
18489	Find the GCF	0.9x-0.13	$0.9 x - 0.13$
18490	Find the GCF	12.25-17.75e^(-0.8t)	$12.25 - 17.75 e^{- 0.8 t}$
18491	Find the GCF	14f^2-11(fg)+2g^2	$14 f^{2} - 11 f g + 2 g^{2}$
18492	Find the GCF	144x^5+168x+48x^3	$144 x^{5} + 168 x + 48 x^{3}$
18493	Find the GCF	2xy^2-6x^2y+8xy	$2 x y^{2} - 6 x^{2} y + 8 x y$
18494	Find the GCF	3x^2-6x+5	$3 x^{2} - 6 x + 5$
18495	Find the GCF	3w-5(-6x+4w)+5x	$3 w - 5 (- 6 x + 4 w) + 5 x$
18496	Find the GCF	4x^3y^2x^510x^2y^7	$4 \cdot x^{3} \cdot y^{2} \cdot x^{5} \cdot 10 \cdot x^{2} \cdot y^{7}$
18497	Find the GCF	f(x) square root of x^2+1+x	$f (x) \sqrt{x^{2} + 1} + x$
18498	Find the LCD	(( square root of x+3 square root of y)/( square root of x+ square root of y)-( square root of x- square root of y)( square root of x+ square root of y)^-1)*( square root of x+ square root of y)/(8( square root of y)^3)	$(\frac{\sqrt{x} + 3 \sqrt{y}}{\sqrt{x} + \sqrt{y}} - (\sqrt{x} - \sqrt{y}) {(\sqrt{x} + \sqrt{y})}^{- 1}) \cdot \frac{\sqrt{x} + \sqrt{y}}{8 {(\sqrt{y})}^{3}}$
18499	Find the LCD	(x-h-7)/(2x-2h)-(x-7)/(2x)	$\frac{x - h - 7}{2 x - 2 h} - \frac{x - 7}{2 x}$
18500	Find the LCD	(t^2-t)/3+1/(3t)	$\frac{t^{2} - t}{3} + \frac{1}{3 t}$