Pertanyaan

Diketahui A = ( 3 − 4 − 2 3 ) ( − 2 − 5 3 7 ) . Tentukan invers matriks A .

Diketahui $A = (3 - 4 - 2 3) (- 2 - 5 37)$ . Tentukan invers matriks $A$ .

A. Nadhira

Master Teacher

Mahasiswa/Alumni Universitas Negeri Malang

Jawaban terverifikasi

Pembahasan

$begin mathsize 14px style A to the power of negative 1 end exponent equals open parentheses open parentheses table row 3 cell negative 2 end cell row cell negative 4 end cell 3 end table close parentheses open parentheses table row cell negative 2 end cell 3 row cell negative 5 end cell 7 end table close parentheses close parentheses to the power of negative 1 end exponent space space space space space space equals open parentheses table row 4 cell negative 5 end cell row cell negative 7 end cell 9 end table close parentheses to the power of negative 1 end exponent space space space space space space equals fraction numerator 1 over denominator 36 minus 35 end fraction open parentheses table row 9 5 row 7 4 end table close parentheses space space space space space space equals open parentheses table row 9 5 row 7 4 end table close parentheses end style$

Latihan Bab

Konsep Kilat

Pengertian Matriks

Operasi Hitung Matriks

Invers Matriks