Q4 of 53 Page 103

Express each of the complex number given in the Exercises 1 to 10 in the form a + ib.

3(7 + i7) + i(7 + i7)

Multiplying like-like terms,


⇒ 21 + 21i + 7i +


⇒ 21 + 28i + 7× (-1)


⇒ 14 + 28i


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Express each of the complex number given in the Exercises 1 to 10 in the form a + ib.

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Express each of the complex number given in the Exercises 1 to 10 in the form a + ib.

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Express each of the complex number given in the Exercises 1 to 10 in the form a + ib.

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Express each of the complex number given in the Exercises 1 to 10 in the form a + ib.

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