Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
11201	Simplify	2cos(x)^2-2sin(x)^2	$2 \cos^{2} (x) - 2 \sin^{2} (x)$
11202	Simplify	2sin(2x)^2+cos(4x)	$2 \sin^{2} (2 x) + \cos (4 x)$
11203	Simplify	2cos(x)^2+cos(x)-1	$2 \cos^{2} (x) + \cos (x) - 1$
11204	Simplify	2cos(3/4)^2-1	$2 \cos^{2} (\frac{3}{4}) - 1$
11205	Simplify	2cos((7pi)/8)^2-1	$2 \cos^{2} (\frac{7 π}{8}) - 1$
11206	Simplify	2cos(8/17)^2-1	$2 \cos^{2} (\frac{8}{17}) - 1$
11207	Simplify	2cos(pi/2)^2+sin(pi/2)-1	$2 \cos^{2} (\frac{π}{2}) + \sin (\frac{π}{2}) - 1$
11208	Simplify	2cos((11pi)/12)^2-1	$2 \cos^{2} (\frac{11 π}{12}) - 1$
11209	Simplify	2cos((3pi)/11)^2-1	$2 \cos^{2} (\frac{3 π}{11}) - 1$
11210	Simplify	2cos((3pi)/8)^2-1	$2 \cos^{2} (\frac{3 π}{8}) - 1$
11211	Simplify	2cos(15-1)^2	$2 \cos^{2} (15 - 1)$
11212	Simplify	2cos(2x)^2-1	$2 \cos^{2} (2 x) - 1$
11213	Simplify	2cos(22.5-1)^2	$2 \cos^{2} (22.5 - 1)$
11214	Simplify	2cos(3A)^2-1	$2 \cos^{2} (3 A) - 1$
11215	Simplify	2cos(67.5)^2-1	$2 \cos^{2} (67.5) - 1$
11216	Simplify	2cos(x)+5sin(x)-4	$2 \cdot \cos (x) + 5 \cdot \sin (x) - 4$
11217	Simplify	2a^(2x)+5a^x-42	$2 a^{2 x} + 5 a^{x} - 42$
11218	Simplify	2cos(x)^2+ square root of 3cos(x)	$2 \cos^{2} (x) + \sqrt{3} \cos (x)$
11219	Simplify	203 degrees	$203 °$
11220	Simplify	216 degrees	$216 °$
11221	Simplify	22x^6	$22 x^{6}$
11222	Simplify	2-2sin(x)^2	$2 - 2 \sin^{2} (x)$
11223	Simplify	24(0.8)^x	$24 {(0.8)}^{x}$
11224	Simplify	-230 degrees	$- 230 °$
11225	Simplify	270 degrees	$270 °$
11226	Simplify	20sin(x)^4	$20 \sin^{4} (x)$
11227	Simplify	20C	$20 C$
11228	Simplify	2x^2-10x	$2 x^{2} - 10 x$
11229	Simplify	2x^2-2x	$2 x^{2} - 2 x$
11230	Simplify	2sin(x/3)cos(x/3)	$2 \sin (\frac{x}{3}) \cos (\frac{x}{3})$
11231	Simplify	2sin(pi/3)-2	$2 \sin (\frac{π}{3}) - 2$
11232	Simplify	2sin(pi/3)-3tan(pi/6)	$2 \sin (\frac{π}{3}) - 3 \tan (\frac{π}{6})$
11233	Simplify	2sin(pi/3)-6tan(pi/3)	$2 \sin (\frac{π}{3}) - 6 \tan (\frac{π}{3})$
11234	Simplify	2sin(pi/4)+3tan(pi/4)	$2 \sin (\frac{π}{4}) + 3 \tan (\frac{π}{4})$
11235	Simplify	2sin(pi/8)*cos(pi/8)	$2 \sin (\frac{π}{8}) \cdot \cos (\frac{π}{8})$
11236	Simplify	2sin(x/2)	$2 \sin (\frac{x}{2})$
11237	Simplify	2sin(x/2)+ square root of 2	$2 \sin (\frac{x}{2}) + \sqrt{2}$
11238	Simplify	2sin(10)cos(10)	$2 \sin (10) \cos (10)$
11239	Simplify	2sin(16)cos(16)	$2 \sin (16) \cos (16)$
11240	Simplify	2sin(165)cos(165)	$2 \sin (165) \cos (165)$
11241	Simplify	2sin(14)cos(14)	$2 \sin (14) \cos (14)$
11242	Simplify	210*pi/180	$210 \cdot \frac{π}{180}$
11243	Simplify	2csc(2x)	$2 \csc (2 x)$
11244	Simplify	2sec(pi/2)+5cot(pi/2)	$2 \sec (\frac{π}{2}) + 5 \cot (\frac{π}{2})$
11245	Simplify	2pn	$2 p n$
11246	Simplify	2pi-pi/2	$2 π - \frac{π}{2}$
11247	Simplify	2pi-pi/3	$2 π - \frac{π}{3}$
11248	Simplify	2cot(2x)	$2 \cot (2 x)$
11249	Simplify	2cot(2x+pi/2)	$2 \cot (2 x + \frac{π}{2})$
11250	Simplify	2cot(x)csc(x)	$2 \cot (x) \csc (x)$
11251	Simplify	2cot(x)sec(x)	$2 \cot (x) \sec (x)$
11252	Simplify	2cos(x-1)	$2 \cos (x - 1)$
11253	Simplify	2cos(x)(3-7tan(x))	$2 \cos (x) (3 - 7 \tan (x))$
11254	Simplify	2cos(x)+ square root of 2	$2 \cos (x) + \sqrt{2}$
11255	Simplify	2cos(x)-4cos(x)^2	$2 \cos (x) - 4 \cos^{2} (x)$
11256	Simplify	2cos(x)sin(x)-cos(x)	$2 \cos (x) \sin (x) - \cos (x)$
11257	Simplify	-2cos(x)	$- 2 \cos (x)$
11258	Simplify	2cos(6x)cos(2x)	$2 \cos (6 x) \cos (2 x)$
11259	Simplify	2cos(30)-5sin(30)	$2 \cos (30) - 5 \sin (30)$
11260	Simplify	2cos(60)-tan(pi/4)	$2 \cos (60) - \tan (\frac{π}{4})$
11261	Simplify	2cos(8x)cos(2x)	$2 \cos (8 x) \cos (2 x)$
11262	Simplify	2cos((5pi)/3)-1	$2 \cos (\frac{5 π}{3}) - 1$
11263	Simplify	2910sin(88.18)	$2910 \sin (88.18)$
11264	Simplify	2cos(x)-cos(2x)	$2 \cos (x) - \cos (2 x)$
11265	Simplify	27x^(3/4)(16xy^-2)^(-1/4)	$27 x^{\frac{3}{4}} {(16 x y^{- 2})}^{- \frac{1}{4}}$
11266	Simplify	27*sin(39)	$27 \cdot \sin (39)$
11267	Simplify	-270*pi/180	$- 270 \cdot \frac{π}{180}$
11268	Simplify	-270 degrees	$- 270 °$
11269	Simplify	2910sin(88 degrees 18')	$2910 \sin (88 ° 18')$
11270	Simplify	1+sec(x)*1-cos(x)	$1 + \sec (x) \cdot 1 - \cos (x)$
11271	Simplify	1+sec(x)	$1 + \sec (x)$
11272	Simplify	1+sin(x)cos(x)	$1 + \sin (x) \cos (x)$
11273	Simplify	1+sin(x)sec(x)-tan(x)	$1 + \sin (x) \sec (x) - \tan (x)$
11274	Simplify	1+my-y^2-my^3	$1 + m y - y^{2} - m y^{3}$
11275	Simplify	1+sin(40)^2+sin(50)^2	$1 + \sin^{2} (40) + \sin^{2} (50)$
11276	Simplify	10p^4	$10 p^{4}$
11277	Simplify	10*tan(25)	$10 \cdot \tan (25)$
11278	Simplify	100a+8c-6a+(20a-12c)-(16a-9c)-(23a-11c+7)-9c	$100 a + 8 c - 6 a + (20 a - 12 c) - (16 a - 9 c) - (23 a - 11 c + 7) - 9 c$
11279	Simplify	10cos(x/2)sin(x/2)	$10 \cos (\frac{x}{2}) \sin (\frac{x}{2})$
11280	Simplify	1-2cos(x)^2	$1 - 2 \cos^{2} (x)$
11281	Simplify	115*tan(90)	$115 \cdot \tan (90)$
11282	Simplify	1-2sin((2pi)/7)^2	$1 - 2 \sin^{2} (\frac{2 π}{7})$
11283	Simplify	12*sin(15)	$12 \cdot \sin (15)$
11284	Simplify	1-2sin((3pi)/5)^2	$1 - 2 \sin^{2} (\frac{3 π}{5})$
11285	Simplify	1-2sin(pi/3)^2	$1 - 2 \sin^{2} (\frac{π}{3})$
11286	Simplify	1-2sin((7pi)/8)^2	$1 - 2 \sin^{2} (\frac{7 π}{8})$
11287	Simplify	1-2sin(165)^2	$1 - 2 \sin^{2} (165)$
11288	Simplify	1-2sin(112.5)^2	$1 - 2 \sin^{2} (112.5)$
11289	Simplify	1-2sin(4x)^2	$1 - 2 \sin^{2} (4 x)$
11290	Simplify	1-2sin(75)^2	$1 - 2 \sin^{2} (75)$
11291	Simplify	1+sin(x)(1-sin(x))	$1 + \sin (x) (1 - \sin (x))$
11292	Simplify	10cos(x)^2+cos(x)-11	$10 \cos^{2} (x) + \cos (x) - 11$
11293	Simplify	1000cos(60)	$1000 \cos (60)$
11294	Simplify	1066-870cos(122)	$1066 - 870 \cos (122)$
11295	Simplify	10a+a	$10 a + a$
11296	Simplify	10 square root of 12x^3*(2 square root of 6x^3)	$10 \sqrt{12 x^{3}} \cdot (2 \sqrt{6 x^{3}})$
11297	Simplify	11*cos(40)	$11 \cdot \cos (40)$
11298	Simplify	11*sin(30)	$11 \cdot \sin (30)$
11299	Simplify	1-2sec(x)+sec(x)^2-tan(x)^2	$1 - 2 \sec (x) + \sec^{2} (x) - \tan^{2} (x)$
11300	Simplify	1-2sin(x)^2+sin(x)	$1 - 2 \sin^{2} (x) + \sin (x)$