Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
20701	Find the Domain	f(x)=11x-3	$f (x) = 11 x - 3$
20702	Find the Domain	f(x)=2x^2-4x+1	$f (x) = 2 x^{2} - 4 x + 1$
20703	Find the Domain	f(x)=3x^2-x-2	$f (x) = 3 x^{2} - x - 2$
20704	Find the Domain	f(x)=3x^3+x^2-4x-12	$f (x) = 3 x^{3} + x^{2} - 4 x - 12$
20705	Find the Domain	f(x)=4(3x-2)^5	$f (x) = 4 {(3 x - 2)}^{5}$
20706	Find the Domain	f(x)=48(3/4)^(x-1)	$f (x) = 48 {(\frac{3}{4})}^{x - 1}$
20707	Find the Domain	f(x)=5x^4+3x^2	$f (x) = 5 x^{4} + 3 x^{2}$
20708	Find the Slope and y-intercept	x-y+2=0	$x - y + 2 = 0$
20709	Find the Domain	f(x) = square root of x-3+ square root of x+4	$f (x) = \sqrt{x - 3} + \sqrt{x + 4}$
20710	Find the Domain	f(x)=x^2+3x+10/( square root of 4)	$f (x) = x^{2} + 3 x + \frac{10}{\sqrt{4}}$
20711	Find the Domain	f(x)=x^2+4x-9	$f (x) = x^{2} + 4 x - 9$
20712	Find the Domain	f(x)=x^2-36	$f (x) = x^{2} - 36$
20713	Find the Domain	f=3/( cube root of x+1)	$f = \frac{3}{\sqrt[3]{x} + 1}$
20714	Find the Domain	f(c)=3c-1	$f (c) = 3 c - 1$
20715	Find the Domain	f(x)(2x+2)^2	$f (x) {(2 x + 2)}^{2}$
20716	Find the Domain	f(x)=1/((x-0.78)^2+0.024)	$f (x) = \frac{1}{{(x - 0.78)}^{2} + 0.024}$
20717	Find the Domain	f(x)=(x^2-5x+4)/(x-1)	$f (x) = \frac{x^{2} - 5 x + 4}{x - 1}$
20718	Find the Domain	f(x)=( square root of x+2)/(x^2-5x-14)	$f (x) = \frac{\sqrt{x + 2}}{x^{2} - 5 x - 14}$
20719	Find the Domain	f(x)=( square root of x+6)/(x^2-x-42)	$f (x) = \frac{\sqrt{x + 6}}{x^{2} - x - 42}$
20720	Find the Domain	f(x)=(x^2)/(x^2-25)	$f (x) = \frac{x^{2}}{x^{2} - 25}$
20721	Find the Domain	f(x)=(x^2)/(x^2-5x-6)	$f (x) = \frac{x^{2}}{x^{2} - 5 x - 6}$
20722	Find the Domain	f(x)=(x^3-2x^2-5x+6)/(x^2-5x-6)	$f (x) = \frac{x^{3} - 2 x^{2} - 5 x + 6}{x^{2} - 5 x - 6}$
20723	Find the Domain	f(x)=1/2x^2+2x-10	$f (x) = \frac{1}{2} x^{2} + 2 x - 10$
20724	Find the Domain	f(x)=(11x-14)/(9x+72)	$f (x) = \frac{11 x - 14}{9 x + 72}$
20725	Find the Domain	f(x)=(2x^2-3)/(x+2)	$f (x) = \frac{2 x^{2} - 3}{x + 2}$
20726	Find the Domain	f(x)=2/(x-6)	$f (x) = \frac{2}{x - 6}$
20727	Find the Domain	f(x)=(4x+2)/(4x^2-9)	$f (x) = \frac{4 x + 2}{4 x^{2} - 9}$
20728	Find the Domain	f(x)=5/(x^2)*[2,6]	$f (x) = \frac{5}{x^{2}} \cdot [2, 6]$
20729	Find the Domain	f(x)=(6x)/(x-7)	$f (x) = \frac{6 x}{x - 7}$
20730	Find the Domain	findf (0)	findf $(0)$
20731	Find the Domain	g(x)=(3x)/(x^2+64)	$g (x) = \frac{3 x}{x^{2} + 64}$
20732	Find the Domain	g(x)=(3x)/(x^2-25)	$g (x) = \frac{3 x}{x^{2} - 25}$
20733	Find the Domain	g(x) = square root of 7-x	$g (x) = \sqrt{7 - x}$
20734	Find the Domain	g(x)=(x+4)/(x^(2-9))	$g (x) = \frac{x + 4}{x^{2 - 9}}$
20735	Find the Domain	g(x)=(x-2)/(x^2-10x+9)	$g (x) = \frac{x - 2}{x^{2} - 10 x + 9}$
20736	Find the Domain	h=-0.8t^2+6t	$h = - 0.8 t^{2} + 6 t$
20737	Find the Domain	h=-16t^2+32t+5	$h = - 16 t^{2} + 32 t + 5$
20738	Find the Domain	f(x)=-7x^2+3x+5	$f (x) = - 7 x^{2} + 3 x + 5$
20739	Find the Domain	f(x)=cos(4x)	$f (x) = \cos (4 x)$
20740	Find the Domain	f(x)=x(17-x)	$f (x) = x (17 - x)$
20741	Find the Domain	f(x)*(4x^3)-5x^2-2x	$f (x) \cdot (4 x^{3}) - 5 x^{2} - 2 x$
20742	Find the Domain	5i	$5 i$
20743	Find the Domain	g	$g$
20744	Find the Domain	(2z+7)(2z-7)	$(2 z + 7) (2 z - 7)$
20745	Find the Domain	natural log of (x^2-1)/x-1-x	$\ln (\frac{x^{2} - 1}{x} - 1) - x$
20746	Find the Domain	natural log of (5+x)/(3-x)	$\ln (\frac{5 + x}{3 - x})$
20747	Find the Domain	natural log of e^x	$\ln (e^{x})$
20748	Find the Domain	natural log of x^4e^(-x^3)	$\ln (x^{4} e^{- x^{3}})$
20749	Find the Domain	natural log of -x^4-1	$\ln (- x^{4} - 1)$
20750	Find the Domain	natural log of natural log of x-e^6x=0	$\ln (\ln (x - e^{6} x)) = 0$
20751	Find the Domain	natural log of sin(x)	$\ln (\sin (x))$
20752	Find the Domain	log of 2+x- log of x-3 = log of 2	$\log (2 + x) - \log (x - 3) = \log (2)$
20753	Find the Domain	log of 8x+16	$\log (8 x + 16)$
20754	Find the Domain	log of tan(x)	$\log (\tan (x))$
20755	Find the Domain	m=(737500-547500)/(50000-10000)	$m = \frac{737500 - 547500}{50000 - 10000}$
20756	Find the Domain	m=2	$m = 2$
20757	Find the Domain	my+mz+py+px+nx+nz	$m y + m z + p y + p x + n x + n z$
20758	Find the Domain	n(D)	$n (D)$
20759	Find the Domain	s=((62-82)^2+(77-82)^2+(78-82)^2+(80-82)^2+(82-82)^2+(82-82)^2+(83-82)^2+(84-82)^2+(85-82)^2+(87-82)^2+(89-82)^2+(95-82))/82	$s = \frac{{(62 - 82)}^{2} + {(77 - 82)}^{2} + {(78 - 82)}^{2} + {(80 - 82)}^{2} + {(82 - 82)}^{2} + {(82 - 82)}^{2} + {(83 - 82)}^{2} + {(84 - 82)}^{2} + {(85 - 82)}^{2} + {(87 - 82)}^{2} + {(89 - 82)}^{2} + (95 - 82)}{82}$
20760	Find the Domain	s=-16t^2+128t	$s = - 16 t^{2} + 128 t$
20761	Find the Domain	sin(x)*sin(x/2)=cos(x/2)	$\sin (x) \cdot \sin (\frac{x}{2}) = \cos (\frac{x}{2})$
20762	Find the Domain	sp	$s p$
20763	Find the Domain	sx-f-cx	$s x - f - c x$
20764	Find the Domain	tan(a)=20/50	$\tan (a) = \frac{20}{50}$
20765	Find the Domain	tr	$t r$
20766	Find the Domain	wwwwwwwww	$w w w w w w w w w$
20767	Find the Domain	x(100-2x)	$x (100 - 2 x)$
20768	Find the Domain	x(5)=5(85-2*5)	$x (5) = 5 (85 - 2 \cdot 5)$
20769	Find the Domain	x(75-3x)	$x (75 - 3 x)$
20770	Find the Domain	x+0.5+2x-3.5+2y-2.8+y+2	$x + 0.5 + 2 x - 3.5 + 2 y - 2.8 + y + 2$
20771	Find the Domain	-(3a+4b)+5a-4b	$- (3 a + 4 b) + 5 a - 4 b$
20772	Find the Domain	(3x-2)( square root of x+2)	$(3 x - 2) (\sqrt{x + 2})$
20773	Find the Domain	(3z+5)*(2z+7)	$(3 z + 5) \cdot (2 z + 7)$
20774	Find the Domain	(4x^2-3x-6)-(-15x^2-2x+7)	$(4 x^{2} - 3 x - 6) - (- 15 x^{2} - 2 x + 7)$
20775	Find the Domain	(4-3i)(4+3i)	$(4 - 3 i) (4 + 3 i)$
20776	Find the Domain	-(5x^2-3x+7)	$- (5 x^{2} - 3 x + 7)$
20777	Find the Domain	(7(500+x)-0.01(500+x)^2)-(7(500)-0.01(2000)^2)	$(7 (500 + x) - 0.01 {(500 + x)}^{2}) - (7 (500) - 0.01 {(2000)}^{2})$
20778	Find the Domain	(7n^3-21/8n^2-28/5n)(3/7n^2)	$(7 n^{3} - \frac{21}{8} n^{2} - \frac{28}{5} n) (\frac{3}{7} n^{2})$
20779	Find the Domain	7 square root of 6+40-(5i square root of 6)+56i	$7 \sqrt{6} + 40 - (5 i \sqrt{6}) + 56 i$
20780	Find the Domain	(f-g)(2)	$(f - g) (2)$
20781	Find the Domain	(gf)(-2)=1	$(g f) (- 2) = 1$
20782	Find the Domain	(k-2)(k-3)	$(k - 2) (k - 3)$
20783	Find the Domain	(u+1)(u-6)	$(u + 1) (u - 6)$
20784	Find the Domain	(x+11y)(x+9y)	$(x + 11 y) (x + 9 y)$
20785	Find the Domain	(x-3y)(4x+5y)	$(x - 3 y) (4 x + 5 y)$
20786	Find the Domain	0.10x-0.06(110000-x)	$0.1 x - 0.06 (110000 - x)$
20787	Find the Domain	0.25(16+4s)-0.5(6+2s)	$0.25 (16 + 4 s) - 0.5 (6 + 2 s)$
20788	Find the Domain	((a^3)/(5m))^-4	${(\frac{a^{3}}{5 m})}^{- 4}$
20789	Find the Domain	(x^3+ square root of 3x-8)/(5- seventh root of x+2)	$\frac{x^{3} + \sqrt{3 x - 8}}{5 - \sqrt[7]{x + 2}}$
20790	Find the Domain	(-1 1/3)^-80	${(- 1 \frac{1}{3})}^{- 80}$
20791	Find the Domain	(1 2/5)^2	${(1 \frac{2}{5})}^{2}$
20792	Find the Domain	(x+1)^2=-12(y-6)	${(x + 1)}^{2} = - 12 (y - 6)$
20793	Find the Domain	(x-3)^2+(y-6)^2=9	${(x - 3)}^{2} + {(y - 6)}^{2} = 9$
20794	Find the Domain	(\|x-2\|)/( square root of x+5)	$\frac{\| x - 2 \|}{\sqrt{x + 5}}$
20795	Find the Domain	( log base 8 of x^2)/( log base 2 of x)	$\frac{\log_{8} (x^{2})}{\log_{2} (x)}$
20796	Find the Domain	( square root of x)/( square root of x+ square root of 7)	$\frac{\sqrt{x}}{\sqrt{x + \sqrt{7}}}$
20797	Find the Domain	( cube root of x- ninth root of x)/(3 cube root of x+ ninth root of x)	$\frac{\sqrt[3]{x} - \sqrt[9]{x}}{3 \sqrt[3]{x} + \sqrt[9]{x}}$
20798	Find the Domain	(x^4-2x^3+6x^2-18-27)/(x-3)	$\frac{x^{4} - 2 x^{3} + 6 x^{2} - 18 - 27}{x - 3}$
20799	Find the Domain	(z^2+13z+36)/(z^3+3z^2-54z)	$\frac{z^{2} + 13 z + 36}{z^{3} + 3 z^{2} - 54 z}$
20800	Find the Domain	\|3x-6\|=21	$\| 3 x - 6 \| = 21$