1 files changed, 9 insertions, 0 deletions
diff --git a/104/CH2/EX2.18/2_18.sce b/104/CH2/EX2.18/2_18.sce
new file mode 100755
index 000000000..46dccf01b
--- /dev/null
+++ b/104/CH2/EX2.18/2_18.sce
@@ -0,0 +1,9 @@
+//inverse of 2 X 2  matrix
+A=[1 2;3 4]
+d=det(A)
+if det(A)~=0 then
+    i=inv(A)
+    disp(i,"A^-1=")
+else
+    disp("inverse of a singular matrix doesnt exist")
+end
+\ No newline at end of file