Claire tried to evaluate an expression step by step.
2 answers:
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To evaluate a function at a given input, you have to substitute every occurrence of the variable with that particular value.
So, for the first function, you have
The name of the variable is obviously irrelelvant, so the same goes for the second function:
Answer:
√178
Step-by-step explanation:
Distance formula:
Simply plug in your coordinates into the distance formula to find the distance between them.