2.1 Functions: Difference between revisions
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== Lecture notes == | == Lecture notes == | ||
# How do you read <math>D=\{\forall x | x \in \Re, x\neq -5\} </math>?<br> | |||
# How do you read <math>D=\{\forall x | x \in \Re, x\neq -5\} </math>? | |||
:: Answer: <math>\begin{align} | :: Answer: <math>\begin{align} | ||
\overbrace{D}^{\text{the domain}} \underbrace{=}_{\text{is}} \overbrace{\{}^{\text{the set}} \underbrace{\forall x}_{\text{of all x}} | \overbrace{D}^{\text{the domain}} \underbrace{=}_{\text{is}} \overbrace{\{}^{\text{the set}} \underbrace{\forall x}_{\text{of all x}} | ||
\overbrace{|}^{\text{such that}} \underbrace{x\in\Re}_{\text{x is an element of the real number set}} \overbrace{, x \neq -5}^{\text{where x is not equal to -5}} | \overbrace{|}^{\text{such that}} \underbrace{x\in\Re}_{\text{x is an element of the real number set}} \overbrace{, x \neq -5}^{\text{where x is not equal to -5}} | ||
\end{align}</math> | \end{align}</math><br> | ||
# How do you covert from radical form to exponential form? | # How do you covert from radical form to exponential form? | ||
