NEED HELP ASAP please! 25 points!

(0 + 2) + ( 2 - 4)

Step-by-step explanation:

Answer with explanation:

There are three different music CD's on shelf, which are:

   jazz CD (J), a pop CD (P), and a rock CD (R).

When you will arrange three CD's in a row, order of putting CD's is Important. So, we will Apply the rule of Permutation.

Arrangement of three Distinct things can be done in either 3!  or ways.

= 3 × 2 ×1

= 6 ways

or

= {J PR, J RP, P R J, P J R, R P J, R J P}