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MODERN PUBLICATION-COMPLEX NUMBERS-EXERCISE
- Find the square roots of the following : -7- 24i.
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- Find the square roots of the following : -7+24i.
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- Find the square roots of the following : 1-i.
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- Find the square roots of the following : 1+ i.
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- Find the square roots of the following : -3+5i.
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- Find the square roots of the following : - 8 - 6i.
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- Find the square roots of the following : -4-3i.
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- Find the square roots of the following : -15 - 8i.
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- Find the square roots of the following : -8 - 6i.
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- Find the square roots of the following : 5-12i.
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- Find the square roots of the following : 3-4 sqrt7 i.
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- Find the square roots of the following : 4+6 sqrt(-5).
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- Find the square roots of the following : -2+2 sqrt3 i.
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- Prove that [4+ 3 sqrt(- 20)]^(1//2) +[4-3 sqrt(- 20)]^(1//2)= 6.
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- Evaluate : x^2+4x+7 when x =-2+ sqrt(-3).
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- Evaluate : 2x^3-9x^2-10x+13 when x =3+ sqrt(5).
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- Evaluate : x^4-3x^3+3x^2+99x-95 when x =3-4i.
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- If z1 = 5 + 7i and z2= 7 - 9i,verify : |-z1|=|z1|.
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- If z1 = 5 + 7i and z2= 7 - 9i,verify : |z1^2|=|z1|^2.
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- If z1 = 5 + 7i and z2= 7 - 9i,verify : |z1+z2| <|z1|+ |z2|.
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