These are radical complex numbers and i need help solving them. (3+2i)(1+i)

We FOIL the problem to start:

3*1 + 3*i + 2i*1 + 2i*i

3 + 3i + 2i + 2i^2 (i^2 = -1)

3 + 3i + 2i - 2 = 1 + 5i

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