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A student plucks a string, that is fixed at both ends, creating a standing wave that vibrates such that there are a total of $7$ nodes $($including any nodes at the ends$).$ Sketch the wave and answer the following questions.

Is there a node or anti$-$node on the left ${?}^{-nd}$ of the string?

Is there a node or anti$-$node on the right end of the string?

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How many total anti$-$nodes are present?

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How many wavelengths are on the string?