Q' = 3Q - 3, what is the value of (3')' ?  Pick: A) 0 B) 10 C) 20 D) 30 E) 40
(3')'=(3*3-3)= 
<gadget id="calculator">(3*3-3)</gadget>
<output>6</output>
6'=6*6-6= 
<gadget id="calculator">6*6-6</gadget>
<output>30</output>
30   Answer 30
<result>D</result>
Q' = 3Q - 3, what is the value of (3')' ?