Problem: If x+2=2\sqrt{x+2}=2x+2​=2 then (x+2)2(x+2)^{2}(x+2)2 equals
Answer Choices:
A. 2\sqrt{2}2​
B. 222
C. 444
D. 888
E. 161616
Solution:
x+2=4;(x+2)2=16x+2=4 ;(x+2)^{2}=16x+2=4;(x+2)2=16.