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निम्न को a + ib के रूप में प्रकट कीजिए: ...

निम्न को `a + ib` के रूप में प्रकट कीजिए:
(i) `3(7 + i(7 + i7) + i(7 + i7)`
(ii) `(1 -i) - (-1 + i6)`
(iii) `[((1)/(3) + i(7)/(3)) + (4 + i(1)/(3))] - (-(4)/(3) + i)` (iv) `(5 + sqrt2i)/(1 -sqrt2i)`
(v) `(5i) (-(3)/(5)i)` (vi) `((1)/(5) + i(2)/(5)) - (4 + i(5)/(2))`

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