Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
31101	Solve by Graphing	sin(2x) = square root of 3cos(2x)	$\sin (2 x) = \sqrt{3} \cos (2 x)$
31102	Solve by Graphing	sin(2x)=0.5	$\sin (2 x) = 0.5$
31103	Solve by Graphing	sin(2x)=-0.5	$\sin (2 x) = - 0.5$
31104	Solve by Graphing	sin(2x)=-0.6+0.9	$\sin (2 x) = - 0.6 + 0.9$
31105	Solve by Graphing	sin(2x)=-( square root of 2)/2	$\sin (2 x) = - \frac{\sqrt{2}}{2}$
31106	Solve by Graphing	sin(2x)=( square root of 3)/2	$\sin (2 x) = \frac{\sqrt{3}}{2}$
31107	Determine if Linear	6x^2+7x-3=0	$6 x^{2} + 7 x - 3 = 0$
31108	Determine if Linear	6sin(-1)x=2pi	$6 \sin (- 1) x = 2 π$
31109	Determine if Linear	6x+12y=5	$6 x + 12 y = 5$
31110	Determine if Linear	6x+y=-2	$6 x + y = - 2$
31111	Determine if Linear	7x+2y=39	$7 x + 2 y = 39$
31112	Determine if Linear	8tan(x+7)=0	$8 \tan (x + 7) = 0$
31113	Determine if Linear	8x-(5x-1)=2	$8 x - (5 x - 1) = 2$
31114	Determine if Linear	8x=y-5	$8 x = y - 5$
31115	Determine if Linear	8x-3y=7	$8 x - 3 y = 7$
31116	Determine if Linear	8y=x-4	$8 y = x - 4$
31117	Determine if Linear	9x+4y-36=0	$9 x + 4 y - 36 = 0$
31118	Determine if Linear	a(n)=n^2-6n-5	$a (n) = n^{2} - 6 n - 5$
31119	Determine if Linear	4/7p	$\frac{4}{7} p$
31120	Determine if Linear	(9-16sin(x)^2)/(3+4sin(x))=3-4sin(x)	$\frac{9 - 16 \sin^{2} (x)}{3 + 4 \sin (x)} = 3 - 4 \sin (x)$
31121	Determine if Linear	(cos(x))/(sec(x)+tan(x))=1-sin(x)	$\frac{\cos (x)}{\sec (x) + \tan (x)} = 1 - \sin (x)$
31122	Determine if Linear	(cot(A)csc(A))/(sec(A))=(cot(A)^2+1)/(tan(A)^2+1)	$\frac{\cot (A) \csc (A)}{\sec (A)} = \frac{\cot^{2} (A) + 1}{\tan^{2} (A) + 1}$
31123	Determine if Linear	(csc(x)+2csc(2x))/(sec(x))=cot(x/2)	$\frac{\csc (x) + 2 \csc (2 x)}{\sec (x)} = \cot (\frac{x}{2})$
31124	Determine if Linear	csc(x)^4-csc(x)^2=cot(x)^4+cot(x)^2	$\csc^{4} (x) - \csc^{2} (x) = \cot^{4} (x) + \cot^{2} (x)$
31125	Determine if Linear	log base 7 of 49x^3 fifth root of y^2=7+3 log base 7 of x+2/5* log base 7 of y	$\log_{7} (49 x^{3} \sqrt[5]{y^{2}}) = 7 + 3 \log_{7} (x) + \frac{2}{5} \cdot \log_{7} (y)$
31126	Determine if Linear	24(x-3)=3(8x-4)-60	$24 (x - 3) = 3 (8 x - 4) - 60$
31127	Determine if Linear	24x+7y=0	$24 x + 7 y = 0$
31128	Determine if Linear	260=2l+2w	$260 = 2 l + 2 w$
31129	Determine if Linear	26x-10=5(5x+3)-5	$26 x - 10 = 5 (5 x + 3) - 5$
31130	Determine if Linear	27x^6-215x^3-8=0	$27 x^{6} - 215 x^{3} - 8 = 0$
31131	Determine if Linear	2x-5y=7	$2 x - 5 y = 7$
31132	Determine if Linear	3.2x-0.6y=8	$3.2 x - 0.6 y = 8$
31133	Determine if Linear	-3cos(2x)-2sin(x)+4=3sin(x)	$- 3 \cos (2 x) - 2 \sin (x) + 4 = 3 \sin (x)$
31134	Determine if Linear	-3ex+4e-2x-12e-x+11=0	$- 3 e x + 4 e - 2 x - 12 e - x + 11 = 0$
31135	Determine if Linear	3sin(2x)	$3 \sin (2 x)$
31136	Determine if Linear	3x+2y=15	$3 x + 2 y = 15$
31137	Determine if Linear	3x+5y=4	$3 x + 5 y = 4$
31138	Determine if Linear	3x-10=11	$3 x - 10 = 11$
31139	Determine if Linear	3x-9=0	$3 x - 9 = 0$
31140	Determine if Linear	3z+2=x+6	$3 z + 2 = x + 6$
31141	Determine if Linear	4sin(x)^2-8sin(x)-5=0	$4 \sin^{2} (x) - 8 \sin (x) - 5 = 0$
31142	Determine if Linear	4x^2+9y^2=36	$4 x^{2} + 9 y^{2} = 36$
31143	Determine if Linear	4x^2-28x+49=0	$4 x^{2} - 28 x + 49 = 0$
31144	Determine if Linear	4a+6-4a=-10	$4 a + 6 - 4 a = - 10$
31145	Determine if Linear	4cos(x)=4cos(2x)	$4 \cos (x) = 4 \cos (2 x)$
31146	Determine if Linear	-4x+4y-40=0	$- 4 x + 4 y - 40 = 0$
31147	Determine if Linear	5 square root of x+8=-2	$5 \sqrt{x} + 8 = - 2$
31148	Determine if Linear	5x^2+100x+345=0	$5 x^{2} + 100 x + 345 = 0$
31149	Determine if Linear	-54=-1/9x	$- 54 = - \frac{1}{9} x$
31150	Determine if Linear	59(x+9)^2+9(y-19)^2=3969	$59 {(x + 9)}^{2} + 9 {(y - 19)}^{2} = 3969$
31151	Determine if Linear	5tan(x)-15cot(x)=0	$5 \tan (x) - 15 \cot (x) = 0$
31152	Determine if Linear	pi/3	$\frac{π}{3}$
31153	Determine if Linear	sec(x)^2-25=0	$\sec^{2} (x) - 25 = 0$
31154	Determine if Linear	(sin(x))/(tan(x))=cos(x)	$\frac{\sin (x)}{\tan (x)} = \cos (x)$
31155	Determine if Linear	(sin(90)x)/(sin(90))	$\frac{\sin (90) x}{\sin (90)}$
31156	Determine if Linear	sin(x)^2+7cos(x)+2=0	$\sin^{2} (x) + 7 \cos (x) + 2 = 0$
31157	Determine if Linear	arctan(tan(x))=arctan(y/x)	$\arctan (\tan (x)) = \arctan (\frac{y}{x})$
31158	Determine if Linear	square root of 3cot(x)+1=0	$\sqrt{3} \cot (x) + 1 = 0$
31159	Determine if Linear	x/(x^2-9)	$\frac{x}{x^{2} - 9}$
31160	Determine if Linear	x/4-(3y)/5=8	$\frac{x}{4} - \frac{3 y}{5} = 8$
31161	Determine if Linear	x^2-y^2=4	$x^{2} - y^{2} = 4$
31162	Determine if Linear	X^2+y^2=2	$X^{2} + y^{2} = 2$
31163	Determine if Linear	x^3-12=0	$x^{3} - 12 = 0$
31164	Determine if Linear	y^2-5x=6	$y^{2} - 5 x = 6$
31165	Determine if Linear	0.06x-0.7y=1.1	$0.06 x - 0.7 y = 1.1$
31166	Determine if Linear	1+sin(x)-sin(x)=cos(x)	$1 + \sin (x) - \sin (x) = \cos (x)$
31167	Determine if Linear	10(v+1)-4v=2(3v+3)-9	$10 (v + 1) - 4 v = 2 (3 v + 3) - 9$
31168	Determine if Linear	10sin(x)^4	$10 \sin^{4} (x)$
31169	Determine if Linear	100x^2+64y^2-200x-768y-3996=0	$100 x^{2} + 64 y^{2} - 200 x - 768 y - 3996 = 0$
31170	Determine if Linear	16=1/2*((5)(7)sin(x))	$16 = \frac{1}{2} \cdot ((5) (7) \sin (x))$
31171	Determine if Linear	17x^2-12xy+8y^2-68x+24y-12=0	$17 x^{2} - 12 x y + 8 y^{2} - 68 x + 24 y - 12 = 0$
31172	Determine if Linear	1-sin(2x)tan(x)=cos(2x)	$1 - \sin (2 x) \tan (x) = \cos (2 x)$
31173	Determine if Linear	2.2=0.09x-0.4y	$2.2 = 0.09 x - 0.4 y$
31174	Determine if Linear	2sin(x)^2+sin(x-1)=0	$2 \sin^{2} (x) + \sin (x - 1) = 0$
31175	Determine if Linear	2- square root of x=0	$2 - \sqrt{x} = 0$
31176	Determine if Linear	2x^2+ square root of 5x+6=0	$2 x^{2} + \sqrt{5 x} + 6 = 0$
31177	Determine if Linear	-2x^2+7x-4=0	$- 2 x^{2} + 7 x - 4 = 0$
31178	Determine if Linear	x=arctan(-1)	$x = \arctan (- 1)$
31179	Determine if Linear	x=159	$x = 159$
31180	Determine if Linear	x=270	$x = 270$
31181	Determine if Linear	[-4pi,4pi],sin(x)=( square root of 3)/2	$[- 4 π, 4 π] \sin (x) = \frac{\sqrt{3}}{2}$
31182	Determine if Linear	(2.05)^x=18	${(2.05)}^{x} = 18$
31183	Determine if Linear	(3x+6)^(1/3)-(6x-1)^(1/3)=0	${(3 x + 6)}^{\frac{1}{3}} - {(6 x - 1)}^{\frac{1}{3}} = 0$
31184	Determine if Linear	(cos(x)+1)/(sin(x)^3)=(csc(x))/(1-cos(x))	$\frac{\cos (x) + 1}{\sin^{3} (x)} = \frac{\csc (x)}{1 - \cos (x)}$
31185	Determine if Linear	(sin(a)+sin(4a))/(cos(2a)-cos(4a))=cot(a)	$\frac{\sin (a) + \sin (4 a)}{\cos (2 a) - \cos (4 a)} = \cot (a)$
31186	Determine if Linear	(x+6)^2+(y-2)^2=25	${(x + 6)}^{2} + {(y - 2)}^{2} = 25$
31187	Determine if Linear	(x-4)^2=12(y-2)	${(x - 4)}^{2} = 12 (y - 2)$
31188	Determine if Linear	(z-i)/(z-2)=(3i+1)/2	$\frac{z - i}{z - 2} = \frac{3 i + 1}{2}$
31189	Determine if Linear	cot(x)^2=csc(x-1)csc(x-1)	$\cot^{2} (x) = \csc (x - 1) \csc (x - 1)$
31190	Determine if Linear	log base 3 of (3x)^2+7 log base 3 of x- log base 3 of 2x = log base 3 of 9	$\log_{3} ({(3 x)}^{2}) + 7 \log_{3} (x) - \log_{3} (2 x) = \log_{3} (9)$
31191	Determine if Linear	\|2x\|=8.2	$\| 2 x \| = 8.2$
31192	Determine if Linear	\|v\|=12j	$\| v \| = 12 j$
31193	Determine if Linear	1/2*((18.1)(14.1)sin(115))	$\frac{1}{2} \cdot ((18.1) (14.1) \sin (115))$
31194	Determine if Linear	1/(3-t)+4/(3+t)+16/(9-t^2)=0	$\frac{1}{3 - t} + \frac{4}{3 + t} + \frac{16}{9 - t^{2}} = 0$
31195	Determine if Linear	1/4*(3x-2)=(x+10)/10	$\frac{1}{4} \cdot (3 x - 2) = \frac{x + 10}{10}$
31196	Determine if Linear	-1/4x+2	$- \frac{1}{4} x + 2$
31197	Determine if Linear	(1+sin(x))/(cos(x))+(cos(x))/(1+sin(x))=2sec(x)	$\frac{1 + \sin (x)}{\cos (x)} + \frac{\cos (x)}{1 + \sin (x)} = 2 \sec (x)$
31198	Determine if Linear	(1-2cos(x)^2)/(sin(x)cos(x))=tan(x)-cot(x)	$\frac{1 - 2 \cos^{2} (x)}{\sin (x) \cos (x)} = \tan (x) - \cot (x)$
31199	Determine if Linear	(2sin(x-1)^2)/(2sin(x+1))=2sin(x-1)	$\frac{2 \sin^{2} (x - 1)}{2 \sin (x + 1)} = 2 \sin (x - 1)$
31200	Determine if Linear	2^x- square root of 2=4-2^(5/2-x)	$2^{x} - \sqrt{2} = 4 - 2^{\frac{5}{2} - x}$