Question

Решите 3 Первых Примера

Answer 1

1) x^2-6x+9+6x=x^2-9=(x+3)(x-3)

2) a^2-25-a^2=-25

3) 36x^2-96x+64-9-36x-36x^2=55-132x

Answer 2

1) = х² - 6х + 9 + 6х = х² + 9

2) = а² - 25 - а² = -25

3) = 36а² - 96а + 64 - 9 - 36х - 36х² = 36а² - 36х² - 96а - 36х + 55