выш мат 2 поток

$$(x + 3)^2$$

$$(x − 3)^2$$

(x − 9)(x + 1)

(x + 6)(x + 1)

(π/6 + 2πn, 5π/6 + 2πn)

(πn, π/2 + πn)

(π/6 + 2πn, 7π/6 + 2πn)

(11π/6 + 2πn, π/6 + 2πn)

$$3x^2y(2x - 3y)$$

$$x^2y(6x − 9y)$$

$$3xy(2x^2 − 3y)$$

$$x^2(6xy − 9y^2)$$

2x^2 + xy − y^2

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

$$2x^2 + 3xy - y^2$$

$$2x^2 - y$$

(−π/2 + 2πn, π/2 + 2πn)

(0, π)

(π/2, 3π/2)

(π, 2π)

$$(y^2 − 4)(y^2 − 9)$$

(y − 2)(y + 2)(y − 3)(y + 3)

Барлығы дұрыс

Тек A

5

4

3

2

(−π/4 + πk, π/8 + πk)

(−π/8 + πk/2, −π/4 + πk/2)

(−π/8 + πk/2, πk/2)

(π/8 + πk, π/2 + πk)

$$(x + y)^2$$ − 9

(x + y − 3)(x + y + 3)

Барлығы дұрыс

Тек A

[5π/6 + 2πn, 7π/6 + 2πn]

(π/6 + 2πn, 5π/6 + 2πn)

(−π/3 + 2πn, π/3 + 2πn)

(π/3 + 2πn, 2π/3 + 2πn)