Let AequalsStart 2 By 2 Table 1st Row 1st Column a 2nd Column b 2nd Row 1st Column c 2nd Column d EndTable . Show IAequalsA. Question content area bottom Part 1 What should be done to show IAequalsA? A. Left multiply A by the 2times2 identity matrix. Your answer is correct.B. Left multiply A by Start 2 By 2 Table 1st Row 1st Column 1 2nd Column 1 2nd Row 1st Column 1 2nd Column 1 EndTable . C. Solve the equation AXequalsI, where X is a matrix of variables. D. Left multiply A by Upper A Superscript negative 1. Part 2 Perform the operation above. left bracket Start 2 By 2 Matrix 1st Row 1st Column left parenthesis nothing right parenthesis a plus left parenthesis nothing right parenthesis c 2nd Column left parenthesis nothing right parenthesis b plus left parenthesis nothing right parenthesis d 2nd Row 1st Column left parenthesis nothing right parenthesis a plus left parenthesis nothing right parenthesis c 2nd Column left parenthesis nothing right parenthesis b plus left parenthesis nothing right parenthesis d EndMatrix right bracket
