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CENGAGE PUBLICATION-COMPLEX NUMBERS AND QUADRATIC EQUATIONS-All Questions
- about to only mathematics
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- Let S be the set of all non-zero real numbers alpha such that the quad...
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- A complex number z is rotated in anticlockwise direction by an angle ...
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- For real x, the function ((x-a)(x-b))/(x-c) will assume all real value...
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- If z1, z2 are two complex numbers (z1!=z2) satisfying |z1^2-z2^2|=| z...
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- The quadratic equation p(x)=0 with real coefficients has purely imagi...
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- If from a point P representing the complex number z1 on the curve |z...
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- Let alpha, beta be the roots of the equation x^(2)-6x-2=0 with alpha g...
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- If |z-3|=min{|z-1|,|z-5|}, then Re(z) equals to
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- For the following question, choose the correct answer from the codes ...
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- Find the value of 1^3
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- All the values of m for whilch both the roots of the equation x^2-2m x...
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- If p=a+bomega+comega^2, q=b+comega+aomega^2, and r=c+aomega+bomega^2,...
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- If the roots of the quadratic equation (4p-p^2-5)x^2-(2p-1)x+3p=0 lie ...
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- If z1=5+12 i and |z2|=4,t h e n
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- If roots of x^2-(a-3)x+a=0 are such that both of them is greater than ...
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- If (z-1)/(z+1) is purely imaginary then
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- Let f(x)=a x^2+bx +c a ,b ,c in R. If f(x) takes real values for...
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- Write a linear equation representing a line which is parallel to y-axi...
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- If both roots of the equation a x^2+x+c-a=0 are imaginary and c > -1, ...
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