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Piecewise Functions Practice Test
•2 QuestionsQuestion
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Q1
Let
$y=\left\{\begin{matrix} 2x&x\leq 0\\ x+9& x>0 \end{matrix}\right.$
What does 
equal when 
?
Let
$y=\left\{\begin{matrix} 2x&x\leq 0\\ x+9& x>0 \end{matrix}\right.$
What does
equal when 
?