Need help with 2 to 11 C++

atars of roN By 881. b) Use a nested loop to print a matrix of Display the tollowing output Matrix Enter the number of rows (must be less than or equal to 20): 3 Enter the number of columna (must be leas than or equal to 20)1 5 *9 2. Diaplay the tollowing output with a square matrix of any odd dimension. X- PX 3. Diaplay the American flag using a nested loop of these dimensiona: 20x7 flag 7x4 stara as Alternateandto represent stripe colors