Question
If \( x=2 \), solve for \( y \) \[ \begin{array}{c}y=3 \cdot 3^{x} \\ y=[?]\end{array} \]
Ask by Vaughn Welch. in the United States
Jan 24,2025
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Answer
\( y = 27 \)
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Bonus Knowledge
To find \( y \) when \( x = 2 \), we can substitute \( x \) into the equation. Starting with the equation: \[ y = 3 \cdot 3^{x} \] Now substituting \( x = 2 \): \[ y = 3 \cdot 3^{2} \] Calculating \( 3^{2} \): \[ 3^{2} = 9 \] Now substituting that back in: \[ y = 3 \cdot 9 = 27 \] Thus, \( y \) is: \[ y = 27 \]