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The function \( f \) models Jack's pulse, in beats per minute (bpm), as a function of his speed, in kilometers per hour ( \( \mathrm{km} / \mathrm{h} \) ), on a stationary bicycle. Based on the model, what was Jack's pulse, in bpm, when his speed was \( 0 \mathrm{~km} / \mathrm{h} \) ?
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\( \bigcirc \) A
\( \square \)
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