By expressing ɛ0 and μ0 in base SI units (kg,

By expressing ɛ0 and μ0 in base SI units (kg,

By expressing ɛ0 and μ0 in base SI units (kg, m, s, A), prove that the only combination of the two with dimensions of speed is (ɛ0μ0)−1/2.

By expressing ɛ0 and μ0 in base SI units (kg,