Pleses find qaution no 4,5,6 Find the following complex numbers in the form r+ iy, where r

Pleses find qaution no  

4,5,6

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Find the following complex numbers in the form r+ iy, where r and y are real. 6. (i) (3+ 7i) + (6 – 10i) (ii) (5+ 7i) – (6 – 10i) (3+ 2i)(3 – 5i) the modulus |1+ 5i| (ii) (iv) (v) the conjugate 1+ 5i 3+ 2i (vi) 1+5i [12 Marks| Find the following complex numbers in the form r+ iy, where r and y are real. 6. (i) (3+ 7i) + (6 – 10i) (ii) (5+ 7i) – (6 – 10i) (3+ 2i)(3 – 5i) the modulus |1+ 5i| (ii) (iv) (v) the conjugate 1+ 5i 3+ 2i (vi) 1+5i [12 Marks|

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