Answer & Explanation:
Energy is heat. For example, if you boil a cup of water it has more energy than a cup at room temperature. It is considered a physical change because its properties do not change only the state of matter. On the other hand, if wood burns then that is a chemical change because it changes its chemical properties. Please rank as Brainliest if this helps! Thank you!
Step-by-step explanation:
5x = 19 - 4
5x = 15
x = 15/ 5
= 3
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Answer:
144=12², so 144^3/2=(12²)^(3/2)=12³=1728.
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Answer with Step-by-step explanation:
We are given that
For each real number 
To prove that f is one -to-one.
Proof:Let 
and 
be any nonzero real numbers such that
By using the definition of f to rewrite the left hand side of this equation
Then, by using the definition of f to rewrite the right hand side of this equation of
Equating the expression then we get
Therefore, f is one-to-one.
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Answer
A) .53333333333
Explanation
8 divided by 15 = .5333333
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