Mathway | Popular Problems

Popular Problems

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Rank	Topic	Problem	Formatted Problem
27101	Solve for x	10000^x=100000	$10000^{x} = 100000$
27102	Find the Domain and Range	(3x-1)/2	$\frac{3 x - 1}{2}$
27103	Solve for x	256^x=1/( square root of 4)	$256^{x} = \frac{1}{\sqrt{4}}$
27104	Find the Domain and Range	-3x^2+12x-2	$- 3 x^{2} + 12 x - 2$
27105	Solve for x	25^(2x+1)=144	$25^{2 x + 1} = 144$
27106	Find the Domain and Range	x^3+6	$x^{3} + 6$
27107	Solve for x	2^(2x-7)=16	$2^{2 x - 7} = 16$
27108	Find the Domain and Range	(8x-8)/(x+2)	$\frac{8 x - 8}{x + 2}$
27109	Solve for x	10^x=1/100	$10^{x} = \frac{1}{100}$
27110	Find the Domain and Range	-1/9x^2+200x	$- \frac{1}{9} x^{2} + 200 x$
27111	Solve for x	\|2x-7\|=9	$\| 2 x - 7 \| = 9$
27112	Find the Domain and Range	-9x^2	$- 9 x^{2}$
27113	Solve for x	( square root of 7)^(6x)=49^(x-6)	${(\sqrt{7})}^{6 x} = 49^{x - 6}$
27114	Find the Domain and Range	cube root of x-1+3	$\sqrt[3]{x - 1} + 3$
27115	Solve for x	(3/5)^x=(125/27)	${(\frac{3}{5})}^{x} = (\frac{125}{27})$
27116	Find the Domain and Range	10/x	$\frac{10}{x}$
27117	Solve for u	r=(s-t)/(u-8)	$r = \frac{s - t}{u - 8}$
27118	Find the Domain and Range	-3x^2+30x-7	$- 3 x^{2} + 30 x - 7$
27119	Solve for v	k=npv	$k = n p v$
27120	Simplify	x/2+x/5+x/3	$\frac{x}{2} + \frac{x}{5} + \frac{x}{3}$
27121	Find the Domain and Range	1/x+10	$\frac{1}{x} + 10$
27122	Solve for s	v=2 square root of 3s	$v = 2 \sqrt{3 s}$
27123	Find the Domain and Range	2(x-2)^2-3	$2 {(x - 2)}^{2} - 3$
27124	Find the Domain and Range	-(1/2)^x+1	$- {(\frac{1}{2})}^{x} + 1$
27125	Solve for z	2=(10+z)/-3	$2 = \frac{10 + z}{- 3}$
27126	Find the Domain and Range	-e^x-5	$- e^{x} - 5$
27127	Solve for y	y=4x+3	$y = 4 x + 3$
27128	Find the Domain and Range	e^(-x)-5	$e^{- x} - 5$
27129	Solve for z	x=(yz)/6	$x = \frac{y z}{6}$
27130	Solve for x	x^(3/2)=64	$x^{\frac{3}{2}} = 64$
27131	Find the Domain and Range	log base 3 of x+7	$\log_{3} (x + 7)$
27132	Simplify	((3m^-1n^2)^4)/((2m^-2n)^3)	$\frac{{(3 m^{- 1} n^{2})}^{4}}{{(2 m^{- 2} n)}^{3}}$
27133	Find the Domain and Range	(x+9)/(x-2)	$\frac{x + 9}{x - 2}$
27134	Solve for y	5x+9y=45	$5 x + 9 y = 45$
27135	Find the Domain and Range	2x^2-12x-1	$2 x^{2} - 12 x - 1$
27136	Find the Domain and Range	-3(x-3)^2+3	$- 3 {(x - 3)}^{2} + 3$
27137	Find the Domain and Range	-3x^2+6x-5	$- 3 x^{2} + 6 x - 5$
27138	Solve for y	ax+2xy=14	$a x + 2 x y = 14$
27139	Find the Domain and Range	-8x^2-24x+7	$- 8 x^{2} - 24 x + 7$
27140	Solve for x	log of x+15 = log of x+ log of 15	$\log (x + 15) = \log (x) + \log (15)$
27141	Find the Domain and Range	-2x^2+16x-7	$- 2 x^{2} + 16 x - 7$
27142	Solve for x	log of x+ log of 8=2	$\log (x) + \log (8) = 2$
27143	Solve for x	log of x-9=1- log of x	$\log (x - 9) = 1 - \log (x)$
27144	Find the Domain and Range	1/4x+2	$\frac{1}{4} x + 2$
27145	Solve for x	x+5=-5x+5	$x + 5 = - 5 x + 5$
27146	Find the Domain and Range	(1/4)^x-1	${(\frac{1}{4})}^{x} - 1$
27147	Find the Domain and Range	3x^2-30x-2	$3 x^{2} - 30 x - 2$
27148	Solve for x	x-3y=2	$x - 3 y = 2$
27149	Solve for x	x-1=x/3+1	$x - 1 = \frac{x}{3} + 1$
27150	Find the Domain and Range	3x^2-30x-6	$3 x^{2} - 30 x - 6$
27151	Solve for x	2x+y=-3	$2 x + y = - 3$
27152	Find the Domain and Range	1/(x-9)	$\frac{1}{x - 9}$
27153	Solve for x	2x=16	$2 x = 16$
27154	Find the Domain and Range	(6x+9)/(x-1)	$\frac{6 x + 9}{x - 1}$
27155	Solve for x	2x-6=0	$2 x - 6 = 0$
27156	Find the Domain and Range	(5x)/(6x-1)	$\frac{5 x}{6 x - 1}$
27157	Solve for x	2x-y=-4	$2 x - y = - 4$
27158	Find the Domain and Range	-20x^2+14x+12	$- 20 x^{2} + 14 x + 12$
27159	Solve for x	2x-7=0	$2 x - 7 = 0$
27160	Find the Domain and Range	(7x)/(8x-3)	$\frac{7 x}{8 x - 3}$
27161	Solve for x	2x=2	$2 x = 2$
27162	Find the Domain and Range	(x+8)/(x-9)	$\frac{x + 8}{x - 9}$
27163	Solve for x	24* log of 2x=60	$24 \cdot \log (2 x) = 60$
27164	Find the Domain and Range	-7x^2+9x-2	$- 7 x^{2} + 9 x - 2$
27165	Find the Domain and Range	4-(1/5)^x	$4 - {(\frac{1}{5})}^{x}$
27166	Solve for x	2x^2+7x-5=0	$2 x^{2} + 7 x - 5 = 0$
27167	Solve for x	4(x-b)=x	$4 (x - b) = x$
27168	Find the Domain and Range	-2x^2+8x-9	$- 2 x^{2} + 8 x - 9$
27169	Solve for x	4e^(-2x)=17	$4 e^{- 2 x} = 17$
27170	Find the Domain and Range	\|x-4\|+3	$\| x - 4 \| + 3$
27171	Find the Domain and Range	x^2(x-6)	$x^{2} (x - 6)$
27172	Solve for x	3x+5=2x+13	$3 x + 5 = 2 x + 13$
27173	Find the Domain and Range	1/x+6	$\frac{1}{x} + 6$
27174	Solve for x	-7+ natural log of 2x=4	$- 7 + \ln (2 x) = 4$
27175	Find the Domain and Range	8x^2+16x-3	$8 x^{2} + 16 x - 3$
27176	Solve for x	8(-2x-4)+12=-52	$8 (- 2 x - 4) + 12 = - 52$
27177	Find the Domain and Range	f(x)=x^2-2 , x>=0	$f (x) = x^{2} - 2$ , $x \geq 0$
27178	Solve for x	7x-y=14	$7 x - y = 14$
27179	Find the Domain and Range	(x+2)/(x-6)	$\frac{x + 2}{x - 6}$
27180	Solve for x	8=2^(x+4)	$8 = 2^{x + 4}$
27181	Find the Domain and Range	x^2+2x-35	$x^{2} + 2 x - 35$
27182	Solve for x	9x+14=6x-13	$9 x + 14 = 6 x - 13$
27183	Find the Domain and Range	-3x^2+30x-5	$- 3 x^{2} + 30 x - 5$
27184	Solve for x	natural log of x=-6	$\ln (x) = - 6$
27185	Find the Domain and Range	f(x)=4+x if x<0; x^2 if x>=0	$f (x) = {\begin{cases} 4 + x & x < 0 \\ x^{2} & x \geq 0 \end{cases}$
27186	Solve for x	ax-b=c	$a x - b = c$
27187	Find the Domain and Range	(x+2)/(x-5)	$\frac{x + 2}{x - 5}$
27188	Solve for x	4x=32	$4 x = 32$
27189	Find the Domain and Range	3x^2-6x-4	$3 x^{2} - 6 x - 4$
27190	Solve for x	6x-2=x+13	$6 x - 2 = x + 13$
27191	Find the Domain and Range	2x^2-20x-5	$2 x^{2} - 20 x - 5$
27192	Solve for x	6x-y=6	$6 x - y = 6$
27193	Simplify	(7x+5)(7x-5)	$(7 x + 5) (7 x - 5)$
27194	Find the Domain and Range	-(1/4)^x-2	$- {(\frac{1}{4})}^{x} - 2$
27195	Simplify	square root of 12x^3	$\sqrt{12 x^{3}}$
27196	Simplify	(a+7)(a-3)	$(a + 7) (a - 3)$
27197	Find the Domain and Range	log of x	$\log (x)$
27198	Simplify	((x^3)/(y^-6))^(1/3)	${(\frac{x^{3}}{y^{- 6}})}^{\frac{1}{3}}$
27199	Find the Domain and Range	-x^2+4x-7	$- x^{2} + 4 x - 7$
27200	Simplify	(x+2)(x-7)	$(x + 2) (x - 7)$