Gpt: √x(x-1) + √x(x+2) = 2√x²

I don't find it strange to stay in luxury hotels. (staying)

-> I ............................................. in luxury hotels.

My dad didn't go abroad until he was thirty. (when)

-> My dad .................................... first went abroad.

Phân tích đa thức thành nhân tử:

2³ + x² - 4x - 12

Phân tích đa thức thành nhân tử:

x⁴ + x²y² + y⁴

phân tích đa thức thành nhân tử:

12xy - 4x²y + 8xy²

-125a³ + 75a² - 15a + 1

Rút gọn biểu thức: (a-b+c+d)(a-b-c-d)

I sat in the first row so....to clearly hear his lecture.

She asked me when....depart.