Assinale a opção que possui a inversa da matriz A equals open square brackets table row 2 1 3 row 1 1 3 row 3 3 9 end table close square brackets a. A to the power of negative 1 end exponent equals open square brackets table row cell 1 half end cell 1 cell 1 third end cell row 1 1 cell 1 third end cell row cell 1 third end cell cell 1 third end cell cell 1 over 9 end cell end table close square brackets b. A to the power of negative 1 end exponent equals open square brackets table row 9 3 3 row 3 1 1 row 3 1 2 end table close square brackets c. A matriz A não tem inversa. d. A to the power of negative 1 end exponent equals open square brackets table row 3 3 9 row 1 1 3 row 2 1 3 end table close square brackets e. A to the power of negative 1 end exponent equals open square brackets table row 1 1 cell 3 over 2 end cell row 1 1 cell 3 over 2 end cell row cell 3 over 2 end cell cell 3 over 2 end cell cell 9 over 2 end cell end table close square brackets