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MODERN PUBLICATION-COMPLEX NUMBERS-EXERCISE
- Write the conjugates of the following : -sqrt5 i.
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- Write the conjugates of the following : 4/5.
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- Write the conjugates of the following : 49-i/7.
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- Write the conjugates of the following : (1-i)/(1+i).
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- Write the conjugates of the following : (1+i)^2.
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- Write the conjugates of the following : (2 +5i)^2.
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- Write the conjugates of the following : (-2-1/3i)^3.
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- Find the real numbers x and y if : (x - iy)(3+5i) is the conjugate of ...
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- Find real value of x and y for which the complex numbers -3+i x^2y and...
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- Find the reciprocal of : 7+ sqrt7 i.
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- Find the reciprocal of : i-5.
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- Find the complex number which when multiplied by 5 + 3i shall give 3 ...
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- Prove that : z= bar(z) iff z is real.
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- Prove that : z= -bar(z) iff z is either zero or purely imaginary.
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- Prove that: Re z= (z+bar(z))/2, Im z= (z-bar(z))/(2i).
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- Prove that : the sum of a complex number and its conjugate is real.
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- Prove that : the product of a complex number and its conjugate is real...
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- Give an example to show that subtraction of complex numbers is not com...
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- Find te sum and product of the complex numbers z1=-sqrt3+sqrt-2, z2=2s...
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- If z(1), z(2) are 1-i, -2 + 4i respectively, find I(m)((z(1)z(2))/(bar...
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