Quiz about Ecuaciones

Question 1

2(x+1)=4

Accepted Answer

1

Answer

-1

Answer

-3

Answer

0

Question 2

2x-1=9

Accepted Answer

5

Answer

4

Answer

10

Answer

-5

Question 3

2(x+1)+3(x+1)=5

Accepted Answer

0

Answer

1

Answer

2

Answer

3

Question 4

2x=5/4

Accepted Answer

5/8

Answer

8/5

Answer

10/4

Answer

No se puede hacer

Question 5

-2x+2=10

Accepted Answer

-4

Answer

4

Answer

6

Answer

-6

Question 6

2x-1+3x+2=4x-5

Accepted Answer

-6

Answer

-6/9

Answer

5

Answer

Otra

Question 7

2(x-1)-3=5x

Accepted Answer

Otra

Answer

2

Answer

3

Answer

1

Question 8

El grado del polinomio P(x)= x²+2x⁵+7x-x⁵

Accepted Answer

5

Answer

10

Answer

13

Answer

2

Question 9

Suma estos dos polinomios P(x)=x⁴-3x²+x+1 y Q(x)=x³-x²+5x-2 :

Accepted Answer

x⁴+x³-4x²+6x-1

Accepted Answer

1x⁴+1x³-4x²+6x-1

Answer

No se pueden sumar

Answer

x⁴+3x³-5x²+6x-1

Question 10

Resta P(x)-Q(x) cuando P(x)=12x-5y-7xy y Q(x)=5x-7y+xy

Accepted Answer

7x+2y-8xy

Answer

17x-12y-6xy

Answer

6x-4y-7xy

Answer

No se pueden restar

Question 11

Si P(x)=3x⁴+2x-6 y Q(x)=3x entonces el resultado de multiplicarlos P(x).Q(x) =

Accepted Answer

9x⁵+6x²-18x

Answer

9x+6

Answer

6x⁵+5x²-3x

Answer

9x⁵+5x²-3x

Question 12

Halla (2+x)²

Accepted Answer

4+4x+x2

Answer

4+x2

Answer

4-x2

Answer

4-4x+x2

Question 13

Calcula (a-b)²

Accepted Answer

a²-2ab+b²

Answer

a²+2ab+b²

Answer

a2+b2

Answer

a2-b2

Question 14

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 15

de estos monomios $$3a^2b\ \ \ \ \ ;\ \ \ 5x^3y^2\ \ \ \ ;\ \ \ -3ab^2\ \ \ ;\ \ \ \frac{1}{3}x^3y^2$$ son semejantes:

Accepted Answer

$$5x^2y^{3\ \ \ \ \ \ \ ;\ \ \ \ }\ \ \ \ \ \frac{1}{3}x^2y^3$$

Answer

$$3a^2b\ \ \ \ \ \ ;\ \ \ -3ab^2$$

Answer

$$-3ab^2\ \ \ \ \ ;\ \ \ \ \ \frac{1}{3}x^3y^2$$

Answer

$$5x^3y^2\ \ \ \ \ \ ;\ \ \ -3ab^2$$

Question 16

$$\left(2x^3-4x^2\right)-\left(-3x^2+x+3x\right)=$$

Accepted Answer

$$2x^3-x^2-4x$$

Answer

$$2x^3+4x+x^2$$

Answer

$$x^2-4x+2x^3$$

Answer

$$2x^2+x+2x^3$$

Question 17

La parte literal del monomio $$2x^2y^3z$$ es

Accepted Answer

$$x^2y^3z$$

Answer

2

Answer

$$xyz$$

Question 18

El coeficiente del monomio $$-ab^2$$ es:

Accepted Answer

-1

Answer

0

Answer

1

Answer

3

Question 19

Un monomio semejante a $$x^5y^2z$$ es:

Accepted Answer

$$2x^5zy^2$$

Answer

$$x^2y^5z$$

Answer

$$-x^5y^2$$

Answer

$$3x^5yz^2$$

Question 20

El grado del polinomio $$-3x^5+2x^3-x^6+2$$ es

Accepted Answer

6

Answer

5

Answer

14

Answer

3

Question 21

El resultado de P(x)=(x²+5)²es...

Accepted Answer

x⁴+10x²+25

Answer

x4+25

Answer

x4+10

Question 22

El resultado de dividir x³-6x²+2x+24 entre x-4 es:

Accepted Answer

cociente x²-2x-6

resto 0

Answer

cociente 6x²-2x+2

resto 0

Answer

cociente x²-2x-6

resto 2

Answer

cociente x²-3x+5

resto 1

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