हल करना z = 5 - 21; W = - 1 + 3i; (1) * Z + W; (11) * Z - iW; (ii) * Z*omega | Equatix - Math Solver

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Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$z=5-21; W=-1+3i; (1)Z+W; (11)Z-iW; (ii)Z\omega$$