For this case we have the following function:

By the time the stone is thrown, x = 0.
We must evaluate this value of x in the function.
We have then:
Answer:
The height of the stone at the time is thrown is given by:
h (0) = 15 meters
Answer:
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Answer:
Where is the question? Did you forget to attach the image, or did you need to create several possibilities?
Step-by-step explanation:
If you wanted several possibilities:
Answer:
x= -10
if u need explanation pls let me know