Question

訪客

急！求問1.2.3題 感謝感謝

1           fg
Problem 1. (10 points) Show that any linear combination of 關 and 上 salo alinear combination
9           6

“則"中

Problem 2. (10 poimts) Let A be asquare matrix sittme that (A一3D(A+21D =
orA=-2D Why?

  

Problem 3. (10 points) Suppose A, B, Care invertible matrices and XX amatrix such that A ~ BXC.
Prove that Xis invertible-

Answer 1

león hung

在圖裡面了#！

大概寫一下而已沒有很注重嚴謹性

訪客

謝謝你 😭😭😭