Question: 3. Let z1 = 2+i and z2 = 1 i. Express each of the following complex numbers in the form x + yi, calculate

3. Let z1 = 2+i and z2 = 1 i. Express each

3. Let z1 = 2+i and z2 = 1 i. Express each of the following complex numbers in the form x + yi, calculate its modulus, and find its conjugate. 1. 21 + 2z2 2. 2z1 3z2 3. Z122 4. Z2

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