If x = 4 and y = −2, what is the value of (x − 2y)^y? Choose one.
A) −100 B) 0.015 C) 0.25 D) 4 E) 8
Quickly we can spot that answer is neither integer nor negative. Eliminate A, DE   by inversing and squaring 0.015   Answer: 0.015
<result>B</result>
If x = 4 and y = −2, what is the value of (x − 2y)^y?