Mathway | Problèmes fréquents

Problèmes fréquents

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Rang	Matière	Problème	Problème de formatage
84301	Simplifier	(-2i)(5i)	$(- 2 i) (5 i)$
84302	Simplifier	(2x+1)(3x-5)	$(2 x + 1) (3 x - 5)$
84303	Resolva para x	1<1-1/5x<3	$1 < 1 - \frac{1}{5} x < 3$
84304	Resolva para x	1<1-1/6x<4	$1 < 1 - \frac{1}{6} x < 4$
84305	Simplifier	(2x+3)(3x-5)	$(2 x + 3) (3 x - 5)$
84306	Simplifier	(2a-b)(2a+b)	$(2 a - b) (2 a + b)$
84307	Resolva para x	1<2x+3<9	$1 < 2 x + 3 < 9$
84308	Simplifier	(2-6i)-(-10+4i)	$(2 - 6 i) - (- 10 + 4 i)$
84309	Resolva para x	-1<-3x<=1	$- 1 < - 3 x \leq 1$
84310	Simplifier	(-2x^6y^-7)(5x^-1y)	$(- 2 x^{6} y^{- 7}) (5 x^{- 1} y)$
84311	Resolva para x	-1<x<=3	$- 1 < x \leq 3$
84312	Simplifier	(-2c^4d)(-4cd)	$(- 2 c^{4} d) (- 4 c d)$
84313	Simplifier	2u^3+6u^2+2+(7u^3-7u+4)	$2 u^{3} + 6 u^{2} + 2 + (7 u^{3} - 7 u + 4)$
84314	Resolva para x	-10<=-3x-5<0	$- 10 \leq - 3 x - 5 < 0$
84315	Resolva para x	-10<=x<=0	$- 10 \leq x \leq 0$
84316	Simplifier	(x^3+8x+5)-(2x^2-3x-12)	$(x^{3} + 8 x + 5) - (2 x^{2} - 3 x - 12)$
84317	Resolva para x	-10<=x<=10	$- 10 \leq x \leq 10$
84318	Resolva para x	10<-7x+3<17	$10 < - 7 x + 3 < 17$
84319	Simplifier	(1+5i)(6-3i)	$(1 + 5 i) (6 - 3 i)$
84320	Resolva para x	-12<=x-11<1	$- 12 \leq x - 11 < 1$
84321	Resolva para x	-3(x+3)=-3(x+1)-5	$- 3 (x + 3) = - 3 (x + 1) - 5$
84322	Resolva para x	-15<3x<9	$- 15 < 3 x < 9$
84323	Simplifier	-(14+x)	$- (14 + x)$
84324	Resolva para x	-16<=x-15<1	$- 16 \leq x - 15 < 1$
84325	Simplifier	(14e+10f)-12f	$(14 e + 10 f) - 12 f$
84326	Resolva para x	-16<5x-1<=-11	$- 16 < 5 x - 1 \leq - 11$
84327	Simplifier	13-2i+(-5+6i)	$13 - 2 i + (- 5 + 6 i)$
84328	Resolva para x	18<4x+2<24	$18 < 4 x + 2 < 24$
84329	Simplifier	14x^2-9+(11x+6)	$14 x^{2} - 9 + (11 x + 6)$
84330	Resolva para x	-19<3x-5<1	$- 19 < 3 x - 5 < 1$
84331	Simplifier	(a^2+b^2)(a+b)	$(a^{2} + b^{2}) (a + b)$
84332	Resolva para x	-2<=(5-x)/3<=2	$- 2 \leq \frac{5 - x}{3} \leq 2$
84333	Simplifier	(m^-9)(-4m^-5)(-m^6)	$(m^{- 9}) (- 4 m^{- 5}) (- m^{6})$
84334	Resolva para y	(y+4)/(2y)+(y-2)/3=(3y^2+10)/(6y)	$\frac{y + 4}{2 y} + \frac{y - 2}{3} = \frac{3 y^{2} + 10}{6 y}$
84335	Resolva para x	-2<=-2x+6<10	$- 2 \leq - 2 x + 6 < 10$
84336	Simplifier	(c^2-4)(2c+3)	$(c^{2} - 4) (2 c + 3)$
84337	Resolva para x	-2<=-2x+6<12	$- 2 \leq - 2 x + 6 < 12$
84338	Resolva para x	2<=6x-4<14	$2 \leq 6 x - 4 < 14$
84339	Simplifier	(x^2+2y)(x^2-2y)	$(x^{2} + 2 y) (x^{2} - 2 y)$
84340	Resolva para x	-2<=x<=2	$- 2 \leq x \leq 2$
84341	Simplifier	racine carrée de 304	$\sqrt{304}$
84342	Développer les expressions logarithmiques	e^( logarithme népérien de 7x)	$e^{\ln (7 x)}$
84343	Trouver le domaine	base logarithmique 4 de x+3	$\log_{4} (x + 3)$
84344	Resolva para x	y=4/x	$y = \frac{4}{x}$
84345	Resolva para x	2<2x+2<=8	$2 < 2 x + 2 \leq 8$
84346	Resolva para x	2<2x-2<=8	$2 < 2 x - 2 \leq 8$
84347	Factoriser	14a-7b	$14 a - 7 b$
84348	Resolva para x	2<2x-4<=8	$2 < 2 x - 4 \leq 8$
84349	Résoudre en utilisant la formule quadratique	37=30-x^2	$37 = 30 - x^{2}$
84350	Resolva para x	-2<3-2x<7	$- 2 < 3 - 2 x < 7$
84351	Résoudre en utilisant la formule quadratique	2x^2+3x-7=x^2+5x+39	$2 x^{2} + 3 x - 7 = x^{2} + 5 x + 39$
84352	Resolva para x	-2<6-2x<=8	$- 2 < 6 - 2 x \leq 8$
84353	Resolva para x	y=-7x	$y = - 7 x$
84354	Resolva para x	-2<x+2<=4	$- 2 < x + 2 \leq 4$
84355	Resolva para x	y=-x-4	$y = - x - 4$
84356	Resolva para x	-2<x-3<5	$- 2 < x - 3 < 5$
84357	Résoudre en utilisant la formule quadratique	(2x-5)(3x-1)=0	$(2 x - 5) (3 x - 1) = 0$
84358	Resolva para x	-2<x-8<2	$- 2 < x - 8 < 2$
84359	Tracer	y=\|x-1\|+4	$y = \| x - 1 \| + 4$
84360	Resolva para x	-21<=7-4x<=24	$- 21 \leq 7 - 4 x \leq 24$
84361	Tracer	f(x)=(2x-3)/(-x+3)	$f (x) = \frac{2 x - 3}{- x + 3}$
84362	Resolva para x	-21<=x-20<1	$- 21 \leq x - 20 < 1$
84363	Resolva para x	-25<-5x<=-5	$- 25 < - 5 x \leq - 5$
84364	Ajouter	5/(xy)+6	$\frac{5}{x y} + 6$
84365	Resolva para x	2x-3<x+2<=3x+5	$2 x - 3 < x + 2 \leq 3 x + 5$
84366	Diviser	((k^2-2k)/3)÷((k-2)/k)	$\frac{k^{2} - 2 k}{3} \div \frac{k - 2}{k}$
84367	Resolva para x	-3<=(2x+5)/3<6	$- 3 \leq \frac{2 x + 5}{3} < 6$
84368	Resolva para a	7a-2b=5a+b	$7 a - 2 b = 5 a + b$
84369	Resolva para x	-3<=(5x+17)/2<5	$- 3 \leq \frac{5 x + 17}{2} < 5$
84370	Resolva para b	1/4b=-4	$\frac{1}{4} b = - 4$
84371	Resolva para x	-3<=(x-4)/-4<4	$- 3 \leq \frac{x - 4}{- 4} < 4$
84372	Resolva para x	-x+8+3x=x-6	$- x + 8 + 3 x = x - 6$
84373	Resolva para x	3<=4x-3<19	$3 \leq 4 x - 3 < 19$
84374	Resolva para x	7+3x-12x=3x+1	$7 + 3 x - 12 x = 3 x + 1$
84375	Resolva para x	-3<=x+2<9	$- 3 \leq x + 2 < 9$
84376	Resolva para x	racine carrée de 3x-x+6=0	$\sqrt{3 x} - x + 6 = 0$
84377	Resolva para y	racine carrée de 2y-1-1=2	$\sqrt{2 y - 1} - 1 = 2$
84378	Resolva para x	racine carrée de 4x+5=x-4	$\sqrt{4 x + 5} = x - 4$
84379	Resolva para x	-3<=x-2<1	$- 3 \leq x - 2 < 1$
84380	Simplifier	- racine carrée de -20	$- \sqrt{- 20}$
84381	Resolva para x	3<-2x-1<=7	$3 < - 2 x - 1 \leq 7$
84382	Resolva para y	y^2+6=6y	$y^{2} + 6 = 6 y$
84383	Resolva para x	3<2x-3<15	$3 < 2 x - 3 < 15$
84384	Resolva para x	x- racine carrée de 9-8x=-18	$x - \sqrt{9 - 8 x} = - 18$
84385	Resolva para x	3<x<=6	$3 < x \leq 6$
84386	Simplifier	racine quatrième de (-5)^4	$\sqrt[4]{{(- 5)}^{4}}$
84387	Resolva para x	3<x<4	$3 < x < 4$
84388	Resolva para x	x-6 = square root of x-4	$x - 6 = \sqrt{x - 4}$
84389	Multiplier	(x-5)/(4x+8)*(12x^2+32x+16)	$\frac{x - 5}{4 x + 8} \cdot (12 x^{2} + 32 x + 16)$
84390	Resolva para x	-3>=-3x+4>10	$- 3 \geq - 3 x + 4 > 10$
84391	Resolva para x	3x<2y+2<12	$3 x < 2 y + 2 < 12$
84392	Résoudre en utilisant la formule quadratique	3(x-4)(x+5)=0	$3 (x - 4) (x + 5) = 0$
84393	Resolva para x	-4<=5-x<5	$- 4 \leq 5 - x < 5$
84394	Resolva para x	x(x+3)=0	$x (x + 3) = 0$
84395	Resolva para x	-4<2-2x<=12	$- 4 < 2 - 2 x \leq 12$
84396	Resolva para x	-4<2x-2<6	$- 4 < 2 x - 2 < 6$
84397	Tracer	x^2+y^2+4x-4y-73=0	$x^{2} + y^{2} + 4 x - 4 y - 73 = 0$
84398	Resolva para x	-4<3x+2<=20	$- 4 < 3 x + 2 \leq 20$
84399	Resolva para x	-4<6-2x<=12	$- 4 < 6 - 2 x \leq 12$
84400	Resolva para x	-4<x<=-2	$- 4 < x \leq - 2$