Let z 1 = |z 1 | (cos 1 + i sin 1 ) and z 2
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Let z1 = |z1 | (cosθ1 + i sinθ1) and z2 = |z2 |(cos θ2 + i sinθ2). Use the trigonometric identities to derive z1z2 = |z1 ||z2|[cos(θ1 + θ2) + i sin(θ1 + θ2)].
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To derive the expression for z1z2 we can use the following trigonome...View the full answer
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