chamilapriya1979 chamilapriya1979

21-06-2021
Mathematics

contestada

V = I ( R + r )
r = ?

Respuesta :

jimrgrant1 jimrgrant1

21-06-2021

Answer:

r = [tex]\frac{V-IR}{I}[/tex]

Step-by-step explanation:

Given

V = I (R + r) ← distribute parenthesis

V = IR + Ir ( subtract IR from both sides )

V - IR = Ir ( divide both sides by I )

[tex]\frac{V-IR}{I}[/tex] = r

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