Find i₁. (Hint: Use the current divider equation)
a. i₁ = I * R₂ / (R1 + R₂)
b. i₁ = I * R₁ / (R1 + R₂)
c. i₁ = I * R₂/ (2R1 + R₂)
d. i₁ = I * R₁ / (2R1 + R₂)