Biết m=0,n=8 cho hệ các vector: U=[(1,2,n);(0,-1,1-n);(2,3,n+1);(1, 0,2-n)]
a) Tìm số chiều và một cơ sở W của không gian con sinh bởi hệ vector U

The graph of y = ax^2 + bx + c is a parabola that opens up and has a vertex at (0, 5). what is the solution set of the related equation 0 = ax%2 + bx + c?

What is the area of the triangle 10 13 12

Hurrya vegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide if one bag of gravel covers 9 square feet how many bags are needed to cover the path