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OlgaM077 [116]
1 year ago
7

Hi I’m having some difficulty with this question could really use some help!

Physics
1 answer:
Serhud [2]1 year ago
3 0
\begin{gathered} v=\lambda f \\ v=4m\cdot2s^{-1} \\ v=8m/s \end{gathered}

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