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

Hi I’m having some difficulty with this question could really use some help!-example-1
User Bryan Ash
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\begin{gathered} v=\lambda f \\ v=4m\cdot2s^(-1) \\ v=8m/s \end{gathered}

User Roev
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