Jika 3[pr2s]=[p−1q2s]+[4r+sp+q3]. Tentukan nilai p,q,rdans.

Menentukan nilai Menentukan nilai Menentukan nilai Menentukan nilai Jadi, nillai berturut-turut adalah .

Jika 3[pr2s]=[p−1q2s]+[4r+sp+q3]. Tentukan ...

Pertanyaan

Jika $3\begin{bmatrix}p&2\\r&s\end{bmatrix}=\begin{bmatrix}p&q\\-1&2s\end{bmatrix}+\begin{bmatrix}4&p+q\\r+s&3\end{bmatrix}$ .

Tentukan nilai $p,\;q,\;r\;\mathrm{dan}\;s$ .

N. Puspita

Master Teacher

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Pembahasan

Menentukan nilai

table attributes columnalign right center left columnspacing 0px end attributes row cell 3 p end cell equals cell p plus 4 end cell row cell 3 p minus p end cell equals 4 row cell 2 p end cell equals 4 row p equals cell 4 over 2 end cell row p equals 2 end table

Menentukan nilai

table attributes columnalign right center left columnspacing 0px end attributes row 6 equals cell p plus 2 q end cell row 6 equals cell 2 plus 2 q end cell row cell 6 minus 2 end cell equals cell 2 q end cell row 4 equals cell 2 q end cell row cell 4 over 2 end cell equals q row 2 equals q end table

Menentukan nilai

table attributes columnalign right center left columnspacing 0px end attributes row cell 3 s end cell equals cell 2 s plus 3 end cell row cell 3 s minus 2 s end cell equals 3 row s equals 3 end table

Menentukan nilai

table attributes columnalign right center left columnspacing 0px end attributes row cell 3 r end cell equals cell negative 1 plus r plus s end cell row cell 3 r end cell equals cell negative 1 plus r plus 3 end cell row cell 3 r minus r end cell equals cell negative 1 plus 3 end cell row cell 2 r end cell equals 2 row r equals cell 2 over 2 end cell row r equals 1 end table

Jadi, nillai p comma space q comma space r comma space s berturut-turut adalah 2 comma space 2 comma space 1 comma space 3 .