Use summation notation to express each of the following calculations: a. Add the scores and then square the sum. b. Square each score and then add the squared values. c. Subtract 2 points from each...

Use summation notation to express each of the following calculations:

a. Add the scores and then square the sum.

b. Square each score and then add the squared values.

c. Subtract 2 points from each score and then add the resulting values.

d. Subtract 1 point from each score and square the resulting values. Then add the squared values.