When a=4+(2/4) and b=4-(2/4), (2^a^2)/(2^b^2)=?	Choices:
A) 260
B) 256
C) 240
D) 210
E) 225
--&gt; (2^a^2)/(2^b^2) ={(2)^(a^2-b^2)}=2^(a-b)(a+b). Since a-b=4/4 and a+b=8, 2^(a-b)(a+b)=2^(4/4)(8)=2^8=256   Therefore, the answer is 256
<result>B</result>
When a=4+(2/4) and b=4-(2/4), (2^a^2)/(2^b^2)=?