If x = 3 and y = -2, what is the value of 2(x-y)^2 - xy ?	Choices:
A) 152	B) 142	C) 121	D) 56	E) 111
x = 3 and y = -2   x-y = 3 - (-2) = 3+2= 
<gadget id="calculator">3+2</gadget>
<output>5</output>
5   x*y= 3 * -2 = -6   Now we apply it in the equation 2(x-y)^2 - xy =2 (5)^2-(-6)   ==&gt;2*25 +6 = 50+6= 
<gadget id="calculator">50+6</gadget>
<output>56</output>
56   Answer : 56
<result>D</result>
If x = 3 and y = -2, what is the value of 2(x-y)^2 - xy ?