Problem 44687. basic matrix operations: rotate and find sum of diagonal elements of the resultant matrix

a =

     1     2     3     4
     5     6     7     8
     8    10    12    -2
    -1    -3    -5    -7

20

Solution Comments

Problem Recent Solvers63

Suggested Problems

• 02 - Vector Variables 4

  565 Solvers

• Find nth maximum

  944 Solvers

• Pernicious Anniversary Problem

  843 Solvers

• Decide whether determinant is zero.

  111 Solvers

• Matlab Basics II - Log and natural log

  196 Solvers

More from this Author29

• convert the number to binary format & count digits

  59 Solvers

• Raise each element to the power of its index in a matrix

  55 Solvers

• Remove white spaces at the end of the input string

  56 Solvers

• Percentage of zeros in a matrix of only 1s and 0s

  67 Solvers

• generate capital english alphabets

  54 Solvers