If you see the notation you should
A)sum all the Xs,then square the sum.
B)sum the Xs,then divide by 2.
C)square all the Xs,then sum the squares.
D)divide all the Xs by 2.

Question

If you see the notation  you should
A)sum all the Xs,then square the sum. 
B)sum the Xs,then divide by 2. 
C)square all the Xs,then sum the squares. 
D)divide all the Xs by 2.

Quizplus · Accepted Answer

The notation includes hexadecimal values (indicated by the "a" to "f" characters), not "Xs". To find the sum of the hexadecimal values, we need to convert them to decimal first. Then we can square each decimal value and sum the squares to get the answer.

If You See the Notation You Should