Important Questions of Complex Numbers and Quadratic Equations Mathematics | Zigya

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 Multiple Choice QuestionsShort Answer Type

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11.

Find the multiplicative inverse of each of the complex number.

4 - 3i

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12.

Find the multiplicative inverse of each of the complex number.


space space space space space space space space space space space space square root of 5 plus space 3 straight i

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13.

Express the following in a + ib form.


space space space space space space space space space space space space space space space space space space space space fraction numerator left parenthesis 3 space plus space straight i square root of 5 right parenthesis space left parenthesis 3 minus straight i square root of 5 right parenthesis end root over denominator left parenthesis square root of 3 plus square root of 2 straight i end root right parenthesis space minus space left parenthesis square root of 3 minus straight i square root of 2 right parenthesis end root end fraction

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14.

Find the modulus and the arguments of each of the complex numbers.

space space space space space space space space space space minus 1 minus straight i square root of 3

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15.

Convert each of the complex numbers given in the Polar form.

space space space space space space space space space space space space space square root of 3 plus space straight i

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16.

Convert each of the complex numbers given in the Polar form.

-1 + i


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17.

Convert each of the complex numbers given in the Polar form.

-3


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18.

Convert each of the complex numbers given in the Polar form.
1 - i


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19.

Convert each of the complex numbers given in the Polar form.

i

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20.

Convert each of the complex numbers given in the Polar form.
- 1 - i

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