Find the value of a/b + b/a, if a and b are the roots of the quadratic equation x2 + 12x + 3 = 0?  Choose the correct choice from the following choices:
A) 6
B) 7
C) 23
D) 17
E) 42
a/b + b/a = (a2 + b2)/ab = (a2 + b2 + a + b)/ab   = [(a + b)2 - 2ab]/ab   a + b = -12/1 = -12   ab = 3/1= 
<gadget id="calculator">3/1</gadget>
<output>3</output>
3   Hence a/b + b/a= [(-12)2 - 2(3)]/3 = 126/3= 
<gadget id="calculator">126/3</gadget>
<output>42</output>
42.   42)
<result>E</result>
Find the value of a/b + b/a, if a and b are the roots of the quadratic equation x2 + 12x + 3 = 0?