cho ánh xạ tuyến tính F: r^3 → r^2 xác định bởi f : ( X, Y,z ) = (x-y-z,2x+y+z) hãy tìm ma trận của f trong cặp cơ sở chính tắt của r^3và r^2

c

-by-step explanation:

it would be c

yes the data was not prsented

step-by-step explanation:

0.038

step-by-step explanation:

“ a line segment that has the endpoints on the circle and passes through the midpoint is called the diameter. the diameter is twice the size of the radius. a line segment that has its endpoints on the circular border but does not pass through the midpoint is called a chord. a circle is the same as 360 small circle up the number 0 . i hope this .