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For the complex numbers z1 = 1 - i and z2 = -5 + 0i
(a) Find the moduli r1 and r2 and the arguments 1 and 2.
(b) Compute the quotient in rectangular form.
(c) Find the modulus r and argument of the quotient.
(d) Verify that = r and 1 - 2 = .
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