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CENGAGE ENGLISH-COMPLEX NUMBERS AND QUADRATIC EQUATIONS-All Questions
- find the differtiation of (i) tan(secx) (ii) sin(tanx)
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- Roots of the equation are (z+1)^5=(z-1)^5 are (a) +-itan(pi/5),+-ita...
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- Find the value of a for which one root of the quadratic equation (a^2-...
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- If |z1-z0|=|z2-z0|=a and amp((z2-z0)/(z0-z1))=pi/2 , then find z0
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- Which of the following represents a points in an Argand pane, equidi...
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- If the harmonic mean between roots of (5+sqrt(2))x^2-b x+8+2sqrt(5)=0i...
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- If n in N >1 , then the sum of real part of roots of z^n=(z+1)^n is...
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- If z1, z2, z3, z4 are the affixes of four point in the Argand plane, z...
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- Find the values of the parameter a such that the rots alpha,beta of ...
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- Solve the equation z^3= z (z!=0)dot
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- If z=omega,omega^2 where omega is a non-real complex cube root of unit...
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- Let alphaa n dbeta be the solutions of the quadratic equation x ^2-11...
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- If ((1+i)/(1-i))^m=1, then find the least positive integral value of m...
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- If ,Z1,Z2,Z3,........Z(n-1) are n^(th) roots of unity then the value ...
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- If a ,b ,c in R^+a n d2b=a+c , then check the nature of roots of equa...
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- If z is a complex number such taht z^2=( barz)^2, then find the loc...
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- If z^3+(3+2i)z+(-1+i a)=0 has one real roots, then the value of a lies...
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- Determine the value of k for which x+2 is a factor of (x+1)^7+(2x+k)^3...
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- Find the complex number z satisfying R e(z^2 =0),|z|=sqrt(3.)
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- Given that the expression 2x^3+3p x^2-4x+p hs a remainder of 5 when di...
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