Answer:
That I have no idea what it is. sorry
Step-by-step explanation:
Hello there!
The correct answer is option C (-∞,10)
Best of luck with your study!
For this case we have the following equation:

Where,
w: The weight of a spring in pounds
E: the energy stored by the spring in joules.
Substituting values we have:

Making the corresponding calculation:
Answer:
the approximate weight of the spring in pounds is: