Diket : 3[tex] \left[\begin{array}{ccc}x\\y\\\end{array}\right] [/tex] + 4[tex] \left[\begin{array}{ccc}y\\x\end{array}\right] [/tex] = [tex] \left[\begin{ar
Matematika
RoynaldOktavianus
Pertanyaan
Diket :
3[tex] \left[\begin{array}{ccc}x\\y\\\end{array}\right] [/tex] + 4[tex] \left[\begin{array}{ccc}y\\x\end{array}\right] [/tex] = [tex] \left[\begin{array}{ccc}1\\-1\end{array}\right] [/tex]
maka nilai x + y = ?
3[tex] \left[\begin{array}{ccc}x\\y\\\end{array}\right] [/tex] + 4[tex] \left[\begin{array}{ccc}y\\x\end{array}\right] [/tex] = [tex] \left[\begin{array}{ccc}1\\-1\end{array}\right] [/tex]
maka nilai x + y = ?
1 Jawaban
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1. Jawaban funkgin
itu kalau dijabarin
3x+4y=1
4x+3y=-1
7x+7y=0
x+y=0