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For what value of x and y 4x+i(3x-y)=3...

For what value of x and y
`4x+i(3x-y)=3-6i`

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We have .4 x+i(3 x-y)=3+i(-6) …...... .(1).
Equating the real and imaginary part of .(1)., we get .4 (x)=3,3 (x)-(y)=-6.
which on solving simultaneously, give .(x)=3 / 4. and .(y)=33 / 4..
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V PUBLICATION-COMPLEX NUMBERS AND QUADRATIC EQUATIONS-QUESTION BANK
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  4. Express (-sqrt(3)+sqrt(-2))(2 sqrt(3)-i) in the form of a+i b

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  5. Find the multiplicative inverse of the following, 2-3i

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  6. Express the following in the form a+ib (i) (5+sqrt(2)i)/(1-sqrt(2)i...

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  8. Express the following complex numbers in a+ib form. (b) i^9+i^(19)

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  9. Express the following complex numbers in a+ib form. (c ) i^(-39)

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  11. Express the following in a+ib form (1-i)-(-1+6i)

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  12. Express the following in a+ib form (1/5+i2/5)-(4+5/2i)

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  15. Express the following in a+ib form (1/3+3i)^3

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  17. Find the multiplicative inverse of the following complex number 4-3i

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  18. Express each of the complex number given in the questionsqrt(5)+3i

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  19. Express each of the complex number given in the question -(i)

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