Answer:
-20n^2-39n-15
Step-by-step explanation:
Answer:
v = 80 cubic unit
Step-by-step explanation:
volume = length × height × width
v = 5unit × 2unit × 8unit
v = 80 cubic unit
Start at -35
three descents of 145m adds to a total descent of 435m
-35-435=-470. the final depth is not greater than 500m