1) Transformați din forma algebrica în formă trigonometrică:√3+i a) 2(cosπ/6+isinπ/6) b) cosπ/2+isinπ/2 c) ⁡cosπ/4+cosπ/4 d) cos1/2+i sin1/2 2) Să se scrie sub formă algebrică numerele complexe:(cos7π/4+i sin 7π/4) a) 2/√2-i2/√2 b) √2+2i c) √3+2 d) 2/√2+i2/√2 3) Să se scrie sub forma algebrică numerele complexe:(cos 3π/4+isin3π/4) a) -√2/2+ i√2/2 b) cos0+isin0 c) 1/4+i1/4 d) 1/2+isin1/2 4) Transformați din formă algebrică în formă trigonometrică:√3/2+i/2 a) π/2 b) cos0+i sin0 c) π/3 d) cosπ/6+i sinπ/6

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