Mathematics 2 Deneme Sınavı Sorusu #365854

What is the domain of f which is defined by y=f(x) and xy+y=8?


(0,1)

(-∞,1)


Yanıt Açıklaması:

Since xy+y=8, we can write

Hence we obtain 

The rule is meaningful if x+1⧧0. That is x⧧-1. So the domain of the function is 

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