Problem: The value of x+x(xx)x+x\left(x^{x}\right)x+x(xx) when x=2x=2x=2 is:
Answer Choices:
A. 101010
B. 161616
C. 181818
D. 363636
E. 646464 Solution:
2+2(22)=2+8=102+2\left(2^{2}\right)=2+8=102+2(22)=2+8=10.