Show that the following sentence is a contradiction by constructing a derivation without premises that shows its *opposite* to be a logical truth. you may use any of our derivation rules (including the derived rules most recently covered). a≡~a

i think that you should ask google for the answer to that problem because if we don't know it google does

fd

step-by-step explanation:

( - 4 , -7 )

all the lines must parallel  

step-by-step explanation:

coordinates of c = ( - 1 , 2 )

3 units left = ( -4 , 2 )

9 units down = ( - 4 , 11 )