Mathway | Popular Problems

Popular Problems

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Rank	Topic	Problem	Formatted Problem
47201	Solve Using the Quadratic Formula	x^2+8x+16=25	$x^{2} + 8 x + 16 = 25$
47202	Solve Using the Quadratic Formula	x^2+7x-80=0	$x^{2} + 7 x - 80 = 0$
47203	Solve Using the Quadratic Formula	x^2+7x-9=0	$x^{2} + 7 x - 9 = 0$
47204	Solve Using the Quadratic Formula	x^2+7x-6=0	$x^{2} + 7 x - 6 = 0$
47205	Find Amplitude, Period, and Phase Shift	y=-3cos(pi/5)x	$y = - 3 \cos (\frac{π}{5}) x$
47206	Solve Using the Quadratic Formula	x^2+8x=33	$x^{2} + 8 x = 33$
47207	Solve Using the Quadratic Formula	7x^2-14x=-7	$7 x^{2} - 14 x = - 7$
47208	Solve Using the Quadratic Formula	7x^2-16x-28=0	$7 x^{2} - 16 x - 28 = 0$
47209	Find Amplitude, Period, and Phase Shift	y=-2sin(3/4x)	$y = - 2 \sin (\frac{3}{4} x)$
47210	Solve Using the Quadratic Formula	7x^2-7x-1=0	$7 x^{2} - 7 x - 1 = 0$
47211	Solve Using the Quadratic Formula	6x^2-5x=56	$6 x^{2} - 5 x = 56$
47212	Solve Using the Quadratic Formula	8x=x^2-9	$8 x = x^{2} - 9$
47213	Find Amplitude, Period, and Phase Shift	y=1+1/3cos(pix)	$y = 1 + \frac{1}{3} \cos (π x)$
47214	Solve Using the Quadratic Formula	81x^2-18x+2=0	$81 x^{2} - 18 x + 2 = 0$
47215	Find Amplitude, Period, and Phase Shift	y=-3cos(4pix)	$y = - 3 \cos (4 π x)$
47216	Solve Using the Quadratic Formula	9-6x+x^2=0	$9 - 6 x + x^{2} = 0$
47217	Solve Using the Quadratic Formula	5t^2-7t=1	$5 t^{2} - 7 t = 1$
47218	Solve Using the Quadratic Formula	5k^2+5k-5=0	$5 k^{2} + 5 k - 5 = 0$
47219	Find Amplitude, Period, and Phase Shift	y=4sin(3x-pi)	$y = 4 \sin (3 x - π)$
47220	Solve Using the Quadratic Formula	5x^2-2x=0	$5 x^{2} - 2 x = 0$
47221	Solve Using the Quadratic Formula	5x^2-2x-2=0	$5 x^{2} - 2 x - 2 = 0$
47222	Find Amplitude, Period, and Phase Shift	y=-4sin(2/3x)	$y = - 4 \sin (\frac{2}{3} x)$
47223	Solve Using the Quadratic Formula	5x^2-12x+7=0	$5 x^{2} - 12 x + 7 = 0$
47224	Find Amplitude, Period, and Phase Shift	y=-4sin(3/4x)	$y = - 4 \sin (\frac{3}{4} x)$
47225	Solve Using the Quadratic Formula	5x^2-13x-17=0	$5 x^{2} - 13 x - 17 = 0$
47226	Find Amplitude, Period, and Phase Shift	y=-4cos(5x-9)-7	$y = - 4 \cos (5 x - 9) - 7$
47227	Solve Using the Quadratic Formula	5x^2-13x-6=0	$5 x^{2} - 13 x - 6 = 0$
47228	Solve Using the Quadratic Formula	5x^2-3x-5=0	$5 x^{2} - 3 x - 5 = 0$
47229	Solve Using the Quadratic Formula	5x^2+8x+3=0	$5 x^{2} + 8 x + 3 = 0$
47230	Solve Using the Quadratic Formula	5x^2-80=0	$5 x^{2} - 80 = 0$
47231	Find Amplitude, Period, and Phase Shift	y=5+1/4sin(-60-pi/3)	$y = 5 + \frac{1}{4} \sin (- 60 - \frac{π}{3})$
47232	Solve Using the Quadratic Formula	4x^2+25=0	$4 x^{2} + 25 = 0$
47233	Find Amplitude, Period, and Phase Shift	y=cos(x+(3pi)/2)	$y = \cos (x + \frac{3 π}{2})$
47234	Solve Using the Quadratic Formula	4x^2+11x+6=0	$4 x^{2} + 11 x + 6 = 0$
47235	Solve Using the Quadratic Formula	4x^2+13x-75=0	$4 x^{2} + 13 x - 75 = 0$
47236	Find Amplitude, Period, and Phase Shift	y=7sin(pix)	$y = 7 \sin (π x)$
47237	Solve Using the Quadratic Formula	4x^2-8x-7=0	$4 x^{2} - 8 x - 7 = 0$
47238	Solve Using the Quadratic Formula	4x^2-28x=-11	$4 x^{2} - 28 x = - 11$
47239	Multiply	9*6	$9 \cdot 6$
47240	Find Amplitude, Period, and Phase Shift	y=sin(4pix)	$y = \sin (4 π x)$
47241	Solve Using the Quadratic Formula	4x^2-2x-5=0	$4 x^{2} - 2 x - 5 = 0$
47242	Solve Using the Quadratic Formula	4x^2-4x-11=0	$4 x^{2} - 4 x - 11 = 0$
47243	Find the Slope and y-intercept	f(x)=6-4x	$f (x) = 6 - 4 x$
47244	Solve Using the Quadratic Formula	4x^2-12x-16=0	$4 x^{2} - 12 x - 16 = 0$
47245	Find the Discriminant	5x^2-8x+3=0	$5 x^{2} - 8 x + 3 = 0$
47246	Solve Using the Quadratic Formula	x(7x-4)=11	$x (7 x - 4) = 11$
47247	Solve Using the Quadratic Formula	x(x-4)=32	$x (x - 4) = 32$
47248	Convert to Scientific Notation	(0.05*1400)/0.0007	$\frac{0.05 \cdot 1400}{0.0007}$
47249	Solve Using the Quadratic Formula	x(x-2)=15	$x (x - 2) = 15$
47250	Convert to Scientific Notation	(0.05*1600)/0.0008	$\frac{0.05 \cdot 1600}{0.0008}$
47251	Solve Using the Quadratic Formula	x(x-7)=18	$x (x - 7) = 18$
47252	Convert to Scientific Notation	(0.060.003)/(20003*10^2)	$\frac{0.06 \cdot 0.003}{2000 \cdot 3 \cdot 10^{2}}$
47253	Convert to Scientific Notation	(0.06*1800)/0.0003	$\frac{0.06 \cdot 1800}{0.0003}$
47254	Calculate the Square Root	square root of 210	$\sqrt{210}$
47255	Convert to Scientific Notation	0.175/(25001.410^-8)	$\frac{0.175}{2500 \cdot 1.4 \cdot 10^{- 8}}$
47256	Calculate the Square Root	square root of 1500	$\sqrt{1500}$
47257	Convert to Scientific Notation	(1.210^10)/(610^2)	$\frac{1.2 \cdot 10^{10}}{6 \cdot 10^{2}}$
47258	Calculate the Square Root	square root of 122	$\sqrt{122}$
47259	Convert to Scientific Notation	(210^3)(310^2)	$(2 \cdot 10^{3}) (3 \cdot 10^{2})$
47260	Convert to Scientific Notation	(2.010^6)(9.0*10^-5)	$(2 \cdot 10^{6}) \cdot (9 \cdot 10^{- 5})$
47261	Convert to Scientific Notation	(310^8)(7.510^6)	$(3 \cdot 10^{8}) (7.5 \cdot 10^{6})$
47262	Convert to Scientific Notation	(3.8010^9)/(4.010^2)	$\frac{3.8 \cdot 10^{9}}{4 \cdot 10^{2}}$
47263	Find the Discriminant	-4x^2+6x-1=0	$- 4 x^{2} + 6 x - 1 = 0$
47264	Convert to Scientific Notation	(4.610^60.2)/(500002.310^-2)	$\frac{4.6 \cdot 10^{6} \cdot 0.2}{50000 \cdot 2.3 \cdot 10^{- 2}}$
47265	Find the Discriminant	2x^2-9x+2=0	$2 x^{2} - 9 x + 2 = 0$
47266	Convert to Scientific Notation	(6*10^12)^2	${(6 \cdot 10^{12})}^{2}$
47267	Find the Discriminant	2x^2-9x+4=0	$2 x^{2} - 9 x + 4 = 0$
47268	Convert to Scientific Notation	(610^-2)/(310^5510^-3)	$\frac{6 \cdot 10^{- 2}}{3 \cdot 10^{5} \cdot 5 \cdot 10^{- 3}}$
47269	Calculate the Square Root	square root of 1.3	$\sqrt{1.3}$
47270	Convert to Scientific Notation	(6.310^-2)/(310^-6)	$\frac{6.3 \cdot 10^{- 2}}{3 \cdot 10^{- 6}}$
47271	Find the Discriminant	x^2-7x+6=0	$x^{2} - 7 x + 6 = 0$
47272	Convert to Scientific Notation	(710^28.510^4)/(510^3)	$\frac{7 \cdot 10^{2} \cdot 8.5 \cdot 10^{4}}{5 \cdot 10^{3}}$
47273	Find the Discriminant	x^2-7x-2=0	$x^{2} - 7 x - 2 = 0$
47274	Convert to Scientific Notation	(910^42.410^-5)/(210^-1610^3)	$\frac{9 \cdot 10^{4} \cdot 2.4 \cdot 10^{- 5}}{2 \cdot 10^{- 1} \cdot 6 \cdot 10^{3}}$
47275	Find the Discriminant	x^2-7x-4=0	$x^{2} - 7 x - 4 = 0$
47276	Convert to Scientific Notation	(9.510^6)(4.0*10^2)	$(9.5 \cdot 10^{6}) \cdot (4 \cdot 10^{2})$
47277	Find the Discriminant	x^2-6x+8=0	$x^{2} - 6 x + 8 = 0$
47278	Convert to Scientific Notation	(9.610^9)/(3.210^7)	$\frac{9.6 \cdot 10^{9}}{3.2 \cdot 10^{7}}$
47279	Find the Discriminant	x^2+3x+5=0	$x^{2} + 3 x + 5 = 0$
47280	Convert to Scientific Notation	0.000000087	$0.00000008$
47281	Find the Discriminant	x^2+6x+10=0	$x^{2} + 6 x + 10 = 0$
47282	Convert to Scientific Notation	0.0000025	$0.0000025$
47283	Write as a Function of x	x=-1	$x = - 1$
47284	Convert to Scientific Notation	0.01	$0.01$
47285	Write as a Function of x	y=1/x	$y = \frac{1}{x}$
47286	Convert to Scientific Notation	0.00000000003	$0.\overline{0}$
47287	Simplify	square root of 7/5	$\sqrt{\frac{7}{5}}$
47288	Convert to Scientific Notation	0.00000000004	$0.\overline{0}$
47289	Write as a Function of x	x^2+y=25	$x^{2} + y = 25$
47290	Convert to Scientific Notation	0.000000000865	$0.00000000$
47291	Write as a Function of x	x^2+y^2=81	$x^{2} + y^{2} = 81$
47292	Convert to Scientific Notation	0.000000015	$0.00000001$
47293	Convert to Scientific Notation	0.00000017	$0.0\overline{000001}$
47294	Convert to Scientific Notation	0.00000032	$0.0\overline{000003}$
47295	Convert to Scientific Notation	0.00000112	$0.00000\overline{1}$
47296	Convert to Scientific Notation	0.00000113	$0.00000\overline{1}$
47297	Convert to Scientific Notation	0.00000127	$0.0\overline{000012}$
47298	Convert to Scientific Notation	0.00000133	$0.0\overline{000013}$
47299	Factor	2x^2+3xy-9y^2	$2 x^{2} + 3 x y - 9 y^{2}$
47300	Convert to Scientific Notation	0.00000145	$0.0\overline{000014}$