So, h(t) is how far is Daniel's head from the surface of the water, namely the surface itself is when the height is nill, so his head is at the surface and the height of it is just 0, thus h(t) = 0. Namely, what is "t" when h(t) is 0?

clearly the seconds cannot be a negative unit, so is not -3/2.
Answer:
-6.5 is a rational number.
218they are the annnns erv
3/7. if you make them equivalent fractions it would be 30/70 or 14/70. 30/70 is bigger.
Answer:
1/3 or 0.33333333333_
Step-by-step explanation: