From fc11fc889a7daa1bf65b5ec2dc381b0a08a91fce Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=97=AD=E6=97=A5=E4=B8=9C=E5=8D=87?=
 <8113091+xrdspxd@user.noreply.gitee.com>
Date: Mon, 19 Oct 2020 15:11:27 +0800
Subject: [PATCH] add homework_02_numpy_matplotlib/2.4.text.

---
 homework_02_numpy_matplotlib/2.4.text | 6 ++++++
 1 file changed, 6 insertions(+)
 create mode 100644 homework_02_numpy_matplotlib/2.4.text

diff --git a/homework_02_numpy_matplotlib/2.4.text b/homework_02_numpy_matplotlib/2.4.text
new file mode 100644
index 0000000..0ce7d4a
--- /dev/null
+++ b/homework_02_numpy_matplotlib/2.4.text
@@ -0,0 +1,6 @@
+import numpy as np
+a=np.array([[3,4,2],[5,3,4],[8,2,7]])
+b=np.array([10,14,20])
+A=np.linalg.inv(a)
+x=np.dot(b,A)
+print(x)
\ No newline at end of file
-- 
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