a.tìm GTNN của A= |x-2|+(x^2-4)^2+5

b.tìm GTLN của biểu thức B=8060/(2x+3)^2+|y-2|+4

My dream school would be complete with amazing facilities like classroom labs, pools, and gyms. A library and counselling centre would be at hand to enable students to be more familiar with their subjects and themselves. Studying in a hands-on environment allows students to use their five senses to gain knowledge. It moulds them to be excited about their abilities and excel with them. Also at hand would be a canteen stocked with healthy food. A balanced diet is vital for students who spend many hours in school. Clean, non-processed, nutritious food is a key feeding requirement for students.

It's a Solar energy plane. It looks like a normal plane but it has the solar panel on the wings. The panel will catch the sun shine and create the electricity for the plane. It maybe a great invention helping to create the energy and protect environment.

cho f(x)=ax² +bx+c (a khác 0; a,b,c là hằng số )

Tìm a,b,c biết f(1)=4 ; f(-1)=8 và a-c=-4

bài văn cảm nhận Tĩnh dạ tứ(k chép mạng nha)

1.The man who told me about that looked nice, and you did too

2.they must have gone, and she must too

3.he put it away, and you does too