Write a function called operations that takes three inputs: a real number $($a float$)$ and two matrices $$ and $$

$($numpy arrays$).$ It should return a dictionary that has seven key$-$value pairs:

shape: the shape of $$

$($as a tuple$)$

scale: $$

scaled by $$

$($as a numpy array$)$

sum: $$

plus $$

$($as a numpy array$)$

difference: $$

minus $($as a numpy array$)$