F(2)=42(2)-100
f(2)= -16
f(2)/-16= -8
√y
Step-by-step explanation:
The question given is;

This can be written as;

Apply law indices where you divide same base, subtract the powers

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Indices: brainly.com/question/12685658
Keyword : rational exponents,radical expressions,integer
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Answer:
The option you chose is the right answer which is (0,-9).
It would be 20.000 because you would round down