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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /1553/CH19/EX19.6 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '1553/CH19/EX19.6')
| -rw-r--r-- | 1553/CH19/EX19.6/19Ex6.sce | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/1553/CH19/EX19.6/19Ex6.sce b/1553/CH19/EX19.6/19Ex6.sce new file mode 100644 index 000000000..7452066f1 --- /dev/null +++ b/1553/CH19/EX19.6/19Ex6.sce @@ -0,0 +1,13 @@ +//chapter 19 Ex 6
+
+clc;
+clear;
+close;
+sStream=2; dist=6; t=33/60;
+//let sBoat be x, thus (6/(x-2)+6/(x+2))=33/60; solving this we get the equation as
+// 11x^2-240x-44=0
+
+ mycoeff=[-44 -240 11];
+p=poly(mycoeff,"x","coeff");
+r=abs(roots(p)); //absolute since the speed cannot be negative
+printf("The speed of motorboat in still water is %d km/hr",r(1));
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