Answer:
if an object weighs more than an equal volume of water, it is more dense and will sink, and if it weighs less than an equal volume of water, it is less dense and will float.
less dense
more dense
First off, the function above is incomplete, however, by the looks of it, likely a quadratic, anyway, the values "x" can safely take on would be all real numbers, thus -∞ < x < +∞
Answer:
C
Step-by-step explanation:
If its C I'm sorry That seems correct but I don't know for sure, just my advice!
Answer: Yes, 2.125 is a rational number.
Step-by-step explanation:




Multiply the numbers.
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· 
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Combine multiplied terms into a single fraction.
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Subtract 8 from both sides of the equation.


Multiply all terms by the same value to eliminate fraction denominators.

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Cancel multiplied terms that are in the denominator.
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Multiply the numbers.
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.
Divide both sides of the equation by the same term.


Simplify.

Solution.
.


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