If x = 7 and y = −2, what is the value of (x − 2y)^y?  Choose the correct choice from the following choices
A) − 100	B) 0.001	C) 0.25	D) 4	E) 8

Rationale: quickly we can spot that answer is neither integer nor negative . eliminate a , de by inversing and squaring 0.001 answer : b
Answer: B