Формули. Розклад. 7Д.

$$3xy-5x$$

$$6a+7b$$

$$m+mn+n$$

$$x^2-y^2$$

$$3ax-2ay=3a\left(x-2y\right)$$

$$3ax-2ay=3a\left(x-2ay\right)$$

$$3ax-2ay=a\left(3x-2y\right)$$

$$3ax-2ay=6a\left(x-y\right)$$

$$\left(m-2\right)^2=\left(m-2\right)\left(m+2\right)$$

$$m^2-4=\left(m-2\right)^2$$

$$\left(m-2\right)^2=\left(m-2\right)\left(m+2\right)$$

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

$$49+n^2$$

$$49+14n+n^2$$

$$49+7n+n^2$$

$$49-14n+n^2$$

$$m+\left(a-b\right)\left(a+b\right)$$

$$m\left(a+b\right)\left(a-b\right)$$

$$a^2-m^2$$

$$m^2+2mn+n^2$$

$$\left(x-y\right)\left(x^2+xy+y^2\right)$$

$$\left(x-y\right)\left(x^2+2xy+y^2\right)$$

$$\left(x+y\right)\left(x^2-2xy+y^2\right)$$

$$\left(x+y\right)\left(x^2-xy+y^2\right)$$

$$\left(x-y\right)\left(x^2+xy+y^2\right)$$

$$\left(x-y\right)\left(x^2+2xy+y^2\right)$$

$$\left(x+y\right)\left(x^2-2xy+y^2\right)$$

$$\left(x+y\right)\left(x^2-xy+y^2\right)$$

$$x^2-2xy+y^2$$

$$x^2+2xy+y^2$$

$$\left(x-y\right)\left(x+y\right)$$

$$x^2+y^2$$

$$x^2-2xy+y^2$$

$$x^2+2xy+y^2$$

$$\left(x-y\right)\left(x+y\right)$$

$$x^2+y^2$$

$$x^2-2xy+y^2$$

$$x^2+2xy+y^2$$

$$\left(x-y\right)\left(x+y\right)$$

$$x^2-y^2$$