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Jika diketahui P = ( 1 − 2 ​ − 3 5 ​ ) dan Q = ( 2 3 ​ − 1 − 4 ​ ) , tentukanlah: c. ( P + Q ) 2

Jika diketahui  dan  , tentukanlah:

c.  

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W. Lestari

Master Teacher

Mahasiswa/Alumni Universitas Sriwijaya

Jawaban terverifikasi

Jawaban

.

 table attributes columnalign right center left columnspacing 0px end attributes row cell open parentheses straight P plus straight Q close parentheses squared end cell equals cell open parentheses table row 5 cell negative 16 end cell row 4 cell negative 3 end cell end table close parentheses end cell end table.

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Pembahasan

Diketahui dan . Maka: Jadi, .

Diketahui straight P equals open parentheses table row 1 cell negative 3 end cell row cell negative 2 end cell 5 end table close parentheses dan  straight Q equals open parentheses table row 2 cell negative 1 end cell row 3 cell negative 4 end cell end table close parentheses. Maka:

table attributes columnalign right center left columnspacing 0px end attributes row cell open parentheses straight P plus straight Q close parentheses squared end cell equals cell open square brackets open parentheses table row 1 cell negative 3 end cell row cell negative 2 end cell 5 end table close parentheses plus open parentheses table row 2 cell negative 1 end cell row 3 cell negative 4 end cell end table close parentheses close square brackets squared end cell row blank equals cell open parentheses table row cell 1 plus 2 end cell cell negative 3 minus 1 end cell row cell negative 2 plus 3 end cell cell 5 minus 4 end cell end table close parentheses squared end cell row blank equals cell open parentheses table row 3 cell negative 4 end cell row 1 1 end table close parentheses squared end cell row blank equals cell open parentheses table row 3 cell negative 4 end cell row 1 1 end table close parentheses open parentheses table row 3 cell negative 4 end cell row 1 1 end table close parentheses end cell row blank equals cell open parentheses table row cell 9 minus 4 end cell cell negative 12 minus 4 end cell row cell 3 plus 1 end cell cell negative 4 plus 1 end cell end table close parentheses end cell row blank equals cell open parentheses table row 5 cell negative 16 end cell row 4 cell negative 3 end cell end table close parentheses end cell end table  

Jadi, table attributes columnalign right center left columnspacing 0px end attributes row cell open parentheses straight P plus straight Q close parentheses squared end cell equals cell open parentheses table row 5 cell negative 16 end cell row 4 cell negative 3 end cell end table close parentheses end cell end table.

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A = ( 1 3 ​ 2 4 ​ ) , B = ( 2 4 ​ 1 3 ​ ) , C = ( 2 2 ​ 0 1 ​ ) , dan D = ⎝ ⎛ ​ 1 3 4 ​ 2 2 5 ​ ⎠ ⎞ ​ Tentukan : b. A C + C

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