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Diketahui matriks P=(2−1​−36​), Q=(−28​52​), dan R=(54​1−2​). Tentukan: e. P−(2Q+R)

Pertanyaan

Diketahui matriks straight P equals open parentheses table row 2 cell negative 3 end cell row cell negative 1 end cell 6 end table close parentheses, Q equals open parentheses table row cell negative 2 end cell 5 row 8 2 end table close parentheses, dan straight R equals open parentheses table row 5 1 row 4 cell negative 2 end cell end table close parentheses.

Tentukan:

e. straight P minus left parenthesis 2 straight Q plus straight R right parenthesis

M. Iqbal

Master Teacher

Mahasiswa/Alumni Universitas Negeri Semarang

Jawaban terverifikasi

Jawaban

 table attributes columnalign right center left columnspacing 0px end attributes row cell P minus sign open parentheses 2 Q and R close parentheses end cell equals cell open parentheses table row 1 cell negative sign 14 end cell row cell negative sign 21 end cell 4 end table close parentheses end cell end table

Pembahasan

Diketahui matriks straight P equals open parentheses table row 2 cell negative 3 end cell row cell negative 1 end cell 6 end table close parentheses, Q equals open parentheses table row cell negative 2 end cell 5 row 8 2 end table close parentheses, dan straight R equals open parentheses table row 5 1 row 4 cell negative 2 end cell end table close parentheses. Tentukan straight P minus left parenthesis 2 straight Q plus straight R right parenthesisadalah

table attributes columnalign right center left columnspacing 0px end attributes row cell P minus sign open parentheses 2 Q and R close parentheses end cell equals cell P minus sign 2 Q bond R end cell row blank equals cell open parentheses table row 2 cell negative sign 3 end cell row cell negative sign 1 end cell 6 end table close parentheses minus sign 2 open parentheses table row cell negative sign 2 end cell 5 row 8 2 end table close parentheses minus sign open parentheses table row 5 1 row 4 cell negative sign 2 end cell end table close parentheses end cell row blank equals cell open parentheses table row 2 cell negative sign 3 end cell row cell negative sign 1 end cell 6 end table close parentheses minus sign open parentheses table row cell negative sign 2 middle dot 2 end cell cell 5 middle dot 2 end cell row cell 8 middle dot 2 end cell cell 2 middle dot 2 end cell end table close parentheses minus sign open parentheses table row 5 1 row 4 cell negative sign 2 end cell end table close parentheses end cell row blank equals cell open parentheses table row 2 cell negative sign 3 end cell row cell negative sign 1 end cell 6 end table close parentheses minus sign open parentheses table row cell negative sign 4 end cell 10 row 16 4 end table close parentheses minus sign open parentheses table row 5 1 row 4 cell negative sign 2 end cell end table close parentheses end cell row blank equals cell open parentheses table row cell 2 minus sign left parenthesis minus sign 4 right parenthesis minus sign 5 end cell cell negative sign 3 minus sign 10 minus sign 1 end cell row cell negative sign 1 minus sign 16 minus sign 4 end cell cell 6 minus sign 4 minus sign left parenthesis minus sign 2 right parenthesis end cell end table close parentheses end cell row blank equals cell open parentheses table row cell 2 plus 4 minus sign 5 end cell cell negative sign 14 end cell row cell negative sign 21 end cell cell 6 minus sign 4 plus 2 end cell end table close parentheses end cell row blank equals cell open parentheses table row 1 cell negative sign 14 end cell row cell negative sign 21 end cell 4 end table close parentheses end cell end table

Jadi, table attributes columnalign right center left columnspacing 0px end attributes row cell P minus sign open parentheses 2 Q and R close parentheses end cell equals cell open parentheses table row 1 cell negative sign 14 end cell row cell negative sign 21 end cell 4 end table close parentheses end cell end table

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