Asked by saloni
solve the following system of linear equation by matrix method:-
12p+4q+17r+11s=5
14p+8q+9r+4s=8
3p+7q+2r+5s=12
5p+12q+9r+7s=7
12p+4q+17r+11s=5
14p+8q+9r+4s=8
3p+7q+2r+5s=12
5p+12q+9r+7s=7
Answers
Answered by
Steve
there are lots of matrix calculators online. wolframalpha shows that the calculation is
http://www.wolframalpha.com/input/?i=solve+{{12%2C4%2C17%2C11}%2C{14%2C8%2C9%2C4}%2C{3%2C7%2C2%2C5}%2C{5%2C12%2C9%2C7}}*{{p}%2C{q}%2C{r}%2C{s}}+%3D+{{5}%2C{8}%2C{12}%2C{7}}
http://www.wolframalpha.com/input/?i=solve+{{12%2C4%2C17%2C11}%2C{14%2C8%2C9%2C4}%2C{3%2C7%2C2%2C5}%2C{5%2C12%2C9%2C7}}*{{p}%2C{q}%2C{r}%2C{s}}+%3D+{{5}%2C{8}%2C{12}%2C{7}}
Answered by
saloni
are meine solve kr liya but ans. sahi nhi aa rha to mein chah rhi thi ki pur ans mil jae to ek baar pata chal jaega meri mistake khaan pr hai
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