An Example on - -
Solved Examples
Attempt following question by selecting a choice to answer.
c
Multiply:
[(a + b) + c]2
ffff cccc
A.  ca2 - b2 + c2 + 2ab + 2bc + 2ca
B.  ca2 + b2 + c2
C.  ca2 + b2 + c2 + 2ab + 2bc + 2ca
D.  ca2 + b2 + c2 + 2ab

cc