Question

3) Find a and b if

i) a + 2b + 2ai = 4 + 6i

ii) (a-b) + (a+b)i = a + 5i

iii) (a+b) (2 + i) = b + 1 + (10 + 2a)i

iv) abi = 3a − b + 12i

v)

1

a b + i

= 3 − 2i

vi) (a + ib) (1 + i) = 2 + i​

Answer 1

Answer:

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