how to add a constant to all the elements of the matrix?

plz help, how to add or multiply a constant value to all the elements of the matrix...

Answer 1

[Star Strider]

Since ‘implicit expansion’ arrived in R2016b, this will work:

A = rand(3);
B = A + 5;

or:

B = A * 5;

For all releases, using bsxfun will work:

B = bsxfun(@plus, A, 5);

or:

B = bsxfun(@times, A, 5);