WAEC - Physics (2016 - No. 23)

Given that v, f and \(\lambda\) are the velocity, frequency and wavelength of a wave respectively. Which of the following equations is correct?
v = f2\(\lambda\)
f = \(\frac{v}{\lambda}\)
f = \(\frac{v}{\lambda^2}\)
\(\lambda = \frac{f}{v^2}\)

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