Quiz about Act #2. Matemática 5to CB A, 3er bloque

Question 1

Resuelve el siguiente producto notable $$\left(3x-2y\right)^2$$

Accepted Answer

$$9x^2-12xy+4y^2$$

Answer

$$9x^2+12xy+4y^2$$

Answer

$$4x^2-12xy+9y^2$$

Answer

$$9y^2-12xy+4x^2$$

Question 2

Resuelve el siguiente producto notable $$\left(x+4\right)^2$$

Accepted Answer

$$x^2+8x+16$$

Answer

$$x^2+4x+16$$

Answer

$$x^2+16x+4$$

Answer

$$4x^2+8x+16$$

Question 3

Resuelve el siguiente producto notable $$\left(2a-3b\right)^2$$

Accepted Answer

$$4a^2-12ab+9b^2$$

Answer

$$4a^2+12ab+9b^2$$

Answer

$$4a^2-6ab+9b^2$$

Answer

$$4a^2+6ab+9b^2$$

Question 4

Resuelve el siguiente producto notable $$\left(5x+2\right)^2$$

Accepted Answer

$$25x^2+20x+4$$

Answer

$$25x^2+10x+4$$

Answer

$$25x^2+20x+2$$

Answer

$$25x^2+10x+2$$

Question 5

Resuelve el siguiente producto notable $$\left(3m+7\right)^2$$

Accepted Answer

$$9m^2+42m+49$$

Answer

$$9m^2+21m+49$$

Answer

$$9m^2+14m+49$$

Answer

$$9m^2+28m+49$$

Question 6

Resuelve el siguiente producto notable $$\left(6a-5b\right)^2$$

Accepted Answer

$$36a^2-60ab+25b^2$$

Answer

$$36a^2+60ab+25b^2$$

Answer

$$36a^2-30ab+25b^2$$

Answer

$$36a^2+30ab+25b^2$$

Question 7

Resuelve el siguiente producto notable $$\left(2x-3\right)^2$$

Accepted Answer

$$4x^2-12x+9$$

Answer

$$4x^2+12x+9$$

Answer

$$4x^2-6x+9$$

Answer

$$4x^2+6x+9$$

Question 8

Resuelve el siguiente producto notable $$\left(2m+5\right)^2$$

Accepted Answer

$$4m^2+20m+25$$

Answer

$$4m^2+10m+25$$

Answer

$$4m^2+15m+25$$

Answer

$$4m^2+8m+25$$

Question 9

Resuelve el siguiente ejercicio $$\left(2x+1\right)\left(2x-1\right)$$

Accepted Answer

$$4x^2-1$$

Answer

$$4x^2+1$$

Answer

$$2x^2-1$$

Answer

$$4x^2+2$$

Question 10

Resuelve el siguiente ejercicio $$\left(4a+3\right)\left(4a-3\right)$$

Accepted Answer

$$16a^2-9$$

Answer

$$16a^2+9$$

Answer

$$16a^2-12$$

Answer

$$16a^2+12$$

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