<span>Pharynx
Trachea
Bronchi
Lungs
</span><span>Nose
</span>
Answer:
<u><em>4</em></u>
Step-by-step explanation:
(( -2^2 ) • ( -1^-3 ))^-2 • (( -2^-3 ) • ( -1^5 ))^-2
(( -2^2 ) • ( -1 ))^-2 • (( -2^-3 ) • ( -1 ))^-2
(2^2 • 1)^-2 • ((-2^-3) • (-1))^-2
(2^2)^-2 • (2^-3)^-2
2^-4 • (2^-3)-2
2^-4 • 2^6
2^2
<u><em>4</em></u>