Answer:
15
Step-by-step explanation:
8(0.25) - 1(1) + 14
2 - 1 + 14
1 + 14
15
Answer:
Step-by-step explanation:
4
-x²+3 / x =
So, we need to think about this problem as either what we have to multiply x by to get the equation, and do long division
= 4x³- x + 
The 1.8 s is the time for the signal to reach the ocean floor and return to the ship so the time to reach ocean floor = 1.8 / 2 = 0.90 seconds.
depth of ocean = speed * time
= 1498 * 0.90 = 1348.2 m Answer