Есть ответ 👍

Task 1 Listen to the teacher and follow the instructions,
1. Colows a gloves into red.
2. Colaus a scarf into blue.
3. Colour a coat into green
4. Coleus a jumper into purple
5. How many clothes are there? Count and circle:
67​

290
306
Посмотреть ответы 1

Ответы на вопрос:

Evelynimmortal
4,8(81 оценок)

1) 9x²-x⁶=x²(9-x⁴)=x²(3-x²)(3+x²)=x²(√3-x)(√3+x)(3+x²) 2) x⁴-6x²+9=(x²)²-2*x²*3+x²=(x²-3)²

Популярно: Алгебра