Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
27801	Find Where Undefined/Discontinuous	9x^2+25x-30=0	$9 x^{2} + 25 x - 30 = 0$
27802	Find Where Undefined/Discontinuous	2sin((x+y)/2)cos((x-y)/2)=sin(x)sin(y)	$2 \sin (\frac{x + y}{2}) \cos (\frac{x - y}{2}) = \sin (x) \sin (y)$
27803	Find Where Undefined/Discontinuous	2sin(2x)=2cos(x)	$2 \sin (2 x) = 2 \cos (x)$
27804	Find Where Undefined/Discontinuous	2x+pi/4=(3pi)/4+2npi	$2 x + \frac{π}{4} = \frac{3 π}{4} + 2 n π$
27805	Find Where Undefined/Discontinuous	2y-8=0	$2 y - 8 = 0$
27806	Find Where Undefined/Discontinuous	-3tan(x)^2-2=-7tan(x)	$- 3 \tan^{2} (x) - 2 = - 7 \tan (x)$
27807	Find Where Undefined/Discontinuous	-3-4tan(x)=1	$- 3 - 4 \tan (x) = 1$
27808	Find Where Undefined/Discontinuous	3cos(2x)-5cos(x)=1	$3 \cos (2 x) - 5 \cos (x) = 1$
27809	Find Where Undefined/Discontinuous	3sec(x)+5=0	$3 \sec (x) + 5 = 0$
27810	Find Where Undefined/Discontinuous	3sin(3x)-x^3+5=0	$3 \sin (3 x) - x^{3} + 5 = 0$
27811	Find Where Undefined/Discontinuous	3sin(wt)+2cos(wt)=R(sin(wt)cos(a)+cos(wt)sin(a))	$3 \sin (w t) + 2 \cos (w t) = R (\sin (w t) \cdot \cos (a) + \cos (w t) \cdot \sin (a))$
27812	Find Where Undefined/Discontinuous	3x+3y=2	$3 x + 3 y = 2$
27813	Find Where Undefined/Discontinuous	3x-20=-2x	$3 x - 20 = - 2 x$
27814	Find Where Undefined/Discontinuous	3x-5y=10	$3 x - 5 y = 10$
27815	Find Where Undefined/Discontinuous	3x-7=9	$3 x - 7 = 9$
27816	Find Where Undefined/Discontinuous	csc(x)=1/(sin(x))	$\csc (x) = \frac{1}{\sin (x)}$
27817	Find Where Undefined/Discontinuous	csc(x)=pi/2	$\csc (x) = \frac{π}{2}$
27818	Find Where Undefined/Discontinuous	csc(a)+sin(-a)=(cos(a)^2)/(sin(a))	$\csc (a) + \sin (- a) = \frac{\cos^{2} (a)}{\sin (a)}$
27819	Find Where Undefined/Discontinuous	csc(x+53)=sec(2x+25)	$\csc (x + 53) = \sec (2 x + 25)$
27820	Find Where Undefined/Discontinuous	d=1/4*sin(2t)	$d = \frac{1}{4} \cdot \sin (2 t)$
27821	Find Where Undefined/Discontinuous	d=0.6sin(3520pit)	$d = 0.6 \sin (3520 π t)$
27822	Find Where Undefined/Discontinuous	d=9cos(pi/2t)	$d = 9 \cos (\frac{π}{2} t)$
27823	Find Where Undefined/Discontinuous	f(60)=sin(x)	$f (60) = \sin (x)$
27824	Find Where Undefined/Discontinuous	h=156t-16t^2	$h = 156 t - 16 t^{2}$
27825	Find Where Undefined/Discontinuous	h=65-10t-5t^2	$h = 65 - 10 t - 5 t^{2}$
27826	Find Where Undefined/Discontinuous	i=5.2(1-e^(-0.61lt))	$i = 5.2 (1 - e^{- 0.61 l t})$
27827	Find Where Undefined/Discontinuous	inx-in^2=0	$i n x - i n^{2} = 0$
27828	Find Where Undefined/Discontinuous	natural log of x^0=0	$\ln (x^{0}) = 0$
27829	Find Where Undefined/Discontinuous	natural log of 16=x	$\ln (16) = x$
27830	Find Where Undefined/Discontinuous	natural log of x+ natural log of x+2=2	$\ln (x) + \ln (x + 2) = 2$
27831	Find Where Undefined/Discontinuous	natural log of x-2- natural log of x+2 = natural log of x-1- natural log of x+8	$\ln (x - 2) - \ln (x + 2) = \ln (x - 1) - \ln (x + 8)$
27832	Find Where Undefined/Discontinuous	log of 16-x=0.5	$\log (16 - x) = 0.5$
27833	Find Where Undefined/Discontinuous	log of 4p-2 = log of -5p+5	$\log (4 p - 2) = \log (- 5 p + 5)$
27834	Find Where Undefined/Discontinuous	log of 5x+1 = log of 2x-3	$\log (5 x + 1) = \log (2 x - 3)$
27835	Find Where Undefined/Discontinuous	P(x)=2x^4+3x^3-18x^2-7x-60	$P (x) = 2 x^{4} + 3 x^{3} - 18 x^{2} - 7 x - 60$
27836	Find Where Undefined/Discontinuous	p = log base 5 of 2	$p = \log_{5} (2)$
27837	Find Where Undefined/Discontinuous	r=(60^2)/(32.2(0.13+tan(4)))	$r = \frac{60^{2}}{32.2 (0.13 + \tan (4))}$
27838	Find Where Undefined/Discontinuous	r=1-cos(2x)	$r = 1 - \cos (2 x)$
27839	Find Where Undefined/Discontinuous	r=2cos(x)	$r = 2 \cos (x)$
27840	Find Where Undefined/Discontinuous	r=4sin(20)	$r = 4 \sin (20)$
27841	Find Where Undefined/Discontinuous	sin(x)=476/842	$\sin (x) = \frac{476}{842}$
27842	Find Where Undefined/Discontinuous	sin(x)=(4pi)/3+2pik	$\sin (x) = \frac{4 π}{3} + 2 π k$
27843	Find Where Undefined/Discontinuous	sin(x)=(7 square root of 74)/74	$\sin (x) = \frac{7 \sqrt{74}}{74}$
27844	Find Where Undefined/Discontinuous	sin(x)=0.76	$\sin (x) = 0.76$
27845	Find Where Undefined/Discontinuous	sin(x)=7.42	$\sin (x) = 7.42$
27846	Find Where Undefined/Discontinuous	sin(1/2x)=3cos(2x)	$\sin (\frac{1}{2} x) = 3 \cos (2 x)$
27847	Find Where Undefined/Discontinuous	sin(12x)-2sin(4x)=0	$\sin (12 x) - 2 \sin (4 x) = 0$
27848	Find Where Undefined/Discontinuous	s=x/360*(2pr)	$s = \frac{x}{360} \cdot (2 p r)$
27849	Find Where Undefined/Discontinuous	sec(x)=1/(cos(x))	$\sec (x) = \frac{1}{\cos (x)}$
27850	Find Where Undefined/Discontinuous	sec((5x)/4)=2	$\sec (\frac{5 x}{4}) = 2$
27851	Find Where Undefined/Discontinuous	sin(x)+csc(x)=2	$\sin (x) + \csc (x) = 2$
27852	Find Where Undefined/Discontinuous	sin(x)=(( square root of 7)/4)/(cos(x))=-3/4*tan(x)	$\sin (x) = \frac{\frac{\sqrt{7}}{4}}{\cos (x)} = - \frac{3}{4} \cdot \tan (x)$
27853	Find Where Undefined/Discontinuous	cos(x)cos(2x)+sin(x)sin(2x)=1/2	$\cos (x) \cos (2 x) + \sin (x) \sin (2 x) = \frac{1}{2}$
27854	Find Where Undefined/Discontinuous	cos(x)cos(7x)-sin(x)sin(7x)=0	$\cos (x) \cos (7 x) - \sin (x) \sin (7 x) = 0$
27855	Find Where Undefined/Discontinuous	cos(x)-sec(x)=-sin(x)tan(x)	$\cos (x) - \sec (x) = - \sin (x) \tan (x)$
27856	Find Where Undefined/Discontinuous	cot(x)*tan(x)=1	$\cot (x) \cdot \tan (x) = 1$
27857	Find Where Undefined/Discontinuous	cot(x)=20/21	$\cot (x) = \frac{20}{21}$
27858	Find Where Undefined/Discontinuous	cot(x) = square root of 3	$\cot (x) = \sqrt{3}$
27859	Find Where Undefined/Discontinuous	cot(x)=1.227	$\cot (x) = 1.227$
27860	Find Where Undefined/Discontinuous	cot(x/3+pi/5)=-tan(3*x-pi/7)	$\cot (\frac{x}{3} + \frac{π}{5}) = - \tan (3 \cdot x - \frac{π}{7})$
27861	Find Where Undefined/Discontinuous	cot(2x)=(cot(x)^2-1)/(2cot(x))	$\cot (2 x) = \frac{\cot^{2} (x) - 1}{2 \cot (x)}$
27862	Find Where Undefined/Discontinuous	cot(3x) = square root of 3	$\cot (3 x) = \sqrt{3}$
27863	Find Where Undefined/Discontinuous	cot(t)=cot(t)	$\cot (t) = \cot (t)$
27864	Find Where Undefined/Discontinuous	cot(x)sec(x)^4=cot(x)+2tan(x)+tan(x)^3	$\cot (x) \sec^{4} (x) = \cot (x) + 2 \tan (x) + \tan^{3} (x)$
27865	Find Where Undefined/Discontinuous	cos(2x-pi/5)=0	$\cos (2 x - \frac{π}{5}) = 0$
27866	Find Where Undefined/Discontinuous	cos(2x-4)=sin(6x)	$\cos (2 x - 4) = \sin (6 x)$
27867	Find Where Undefined/Discontinuous	cos(3x)=0.5	$\cos (3 x) = 0.5$
27868	Find Where Undefined/Discontinuous	4(0.13x+ square root of 6) = square root of 11x+1	$4 (0.13 x + \sqrt{6}) = \sqrt{11} x + 1$
27869	Find Where Undefined/Discontinuous	w=12(5r+6t)	$w = 12 (5 r + 6 t)$
27870	Find Where Undefined/Discontinuous	x+y^2=0	$x + y^{2} = 0$
27871	Find Where Undefined/Discontinuous	x=23/72	$x = \frac{23}{72}$
27872	Find Where Undefined/Discontinuous	X=(b+ square root of b^2-4ac)/(2a)	$X = \frac{b + \sqrt{b^{2} - 4 a c}}{2 a}$
27873	Find Where Undefined/Discontinuous	x=( log of 1027)/( log of 103)	$x = \frac{\log (10) \cdot 27}{\log (10) \cdot 3}$
27874	Find Where Undefined/Discontinuous	x=arctan(9/4)	$x = \arctan (\frac{9}{4})$
27875	Find Where Undefined/Discontinuous	x=6i-2j	$x = 6 i - 2 j$
27876	Find Where Undefined/Discontinuous	x=7cos(x)	$x = 7 \cos (x)$
27877	Find Where Undefined/Discontinuous	y=tan(5x)	$y = \tan (5 x)$
27878	Find Where Undefined/Discontinuous	y=(x^2+4x+3)/(2x^2+5x-7)	$y = \frac{x^{2} + 4 x + 3}{2 x^{2} + 5 x - 7}$
27879	Find Where Undefined/Discontinuous	y=(4x+5)^3	$y = {(4 x + 5)}^{3}$
27880	Find Where Undefined/Discontinuous	y=(6-3x)/(x^2-6x+5)	$y = \frac{6 - 3 x}{x^{2} - 6 x + 5}$
27881	Find Where Undefined/Discontinuous	y=(x-2)^2-8	$y = {(x - 2)}^{2} - 8$
27882	Find Where Undefined/Discontinuous	y=\|x-6\|-3	$y = \| x - 6 \| - 3$
27883	Find Where Undefined/Discontinuous	y=1/(16x^2)	$y = \frac{1}{16 x^{2}}$
27884	Find Where Undefined/Discontinuous	y=1/2*cos(1/4x-pi/16)	$y = \frac{1}{2} \cdot \cos (\frac{1}{4} x - \frac{π}{16})$
27885	Find Where Undefined/Discontinuous	y=1/2x+8	$y = \frac{1}{2} x + 8$
27886	Find Where Undefined/Discontinuous	sin(2x)tan(x)+cos(2x)=1	$\sin (2 x) \tan (x) + \cos (2 x) = 1$
27887	Find Where Undefined/Discontinuous	sin(4x)+sin(2x)=0	$\sin (4 x) + \sin (2 x) = 0$
27888	Find Where Undefined/Discontinuous	sin(4x)=8cos(x)^3sin(x)-4cos(x)sin(x)	$\sin (4 x) = 8 \cos^{3} (x) \sin (x) - 4 \cos (x) \sin (x)$
27889	Find Where Undefined/Discontinuous	sin(t+2pi)=cos(t)	$\sin (t + 2 π) = \cos (t)$
27890	Find Where Undefined/Discontinuous	sin(x)+cos(x)=1/(sin(x))	$\sin (x) + \cos (x) = \frac{1}{\sin (x)}$
27891	Find Where Undefined/Discontinuous	sin(x)+sin(2x)+sin(3x)=1+cos(x)+cos(2x)	$\sin (x) + \sin (2 x) + \sin (3 x) = 1 + \cos (x) + \cos (2 x)$
27892	Find Where Undefined/Discontinuous	sin(x)=18.5/20	$\sin (x) = \frac{18.5}{20}$
27893	Find Where Undefined/Discontinuous	sin(x)=-0.9874	$\sin (x) = - 0.9874$
27894	Find Where Undefined/Discontinuous	sin(x)=cos(2x)	$\sin (x) = \cos (2 x)$
27895	Find Where Undefined/Discontinuous	sin(x)cos(x)=( square root of 3)/4	$\sin (x) \cos (x) = \frac{\sqrt{3}}{4}$
27896	Find Where Undefined/Discontinuous	sin(x)cos(x)=4sin(x)	$\sin (x) \cos (x) = 4 \sin (x)$
27897	Find Where Undefined/Discontinuous	sin(x+pi/6)=( square root of 2)/2	$\sin (x + \frac{π}{6}) = \frac{\sqrt{2}}{2}$
27898	Find Where Undefined/Discontinuous	tan(x)+ square root of 3=0	$\tan (x) + \sqrt{3} = 0$
27899	Find Where Undefined/Discontinuous	tan(x)=0.92	$\tan (x) = 0.92$
27900	Find Where Undefined/Discontinuous	tan(x)=pi/2	$\tan (x) = \frac{π}{2}$