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Add.7 + (-3)

Bellucci scissors are used to cut the stapedial tendon in a stapedectomy procedure. 

A Farrior speculum would be used for nasal procedures. 

A tuning fork test(Rinne and Weber test) will test bone conduction and sensorineural hearing function of the cochlea. 

What would a Joseph periosteal elevator or a Freer elevator be used for in a Laryngectomy procedure?

Subtract.-8 – 15

A micro-saw blade will be needed to cut the chin for a genioplasty procedure. 

Remove parentheses and simplify the expression.3(y + 6) – 4

Which of the following scenarios indicates there has been no change in the potential energy of the object(s)?  Choose all that apply.

The Millennium Falcon is parked near the planet Endor.  The Falcon accelerates from rest at a constant rate, heading due east, until reaching a velocity of [v1]m/s after [t1] s.  The Falcon flies at this speed for [t2]s continuing due east and then notices a tie fighter in its rearview mirror.  The Falcon decelerates at a constant rate and comes to a stop after traveling another [x1] m due east.  It then prepares to turn around and chase the tie fighter down and save the universe.   What is the net displacement of the Falcon during the initial acceleration considering the parking spot as the origin in meters?  Enter only the number into the box.