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If z1, z2, z3 be the affixes of the ver...

If `z_1, z_2, z_3` be the affixes of the vertices `A, B and C` of a triangle having centroid at G such ;that `z = 0` is the mid point of AG then `4z_1 + z_2 + z_3 =`

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CENGAGE ENGLISH-COMPLEX NUMBERS AND QUADRATIC EQUATIONS-All Questions
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  2. Find the value of p for which x+1 is a factor of x^4+(p-3)x^3-(3p-5)x^...

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  3. If z1, z2, z3 be the affixes of the vertices A, B and C of a triangle...

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  4. The number of complex numbers z such that |z|=1 and |z/ barz + barz/z...

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  13. If cosalpha+cosbeta+cosgamma=0 a n d a l so sinalpha+sinbeta+singamm...

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  14. If x+y+z=12 andx^2+y^2+z^2=96 and 1/x+1/y+1/z=36 , then the value x^3+...

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  15. Prove that (1+i)^n+(1-i)^n=2^((n+2)/2).cos((npi)/4), where n is a pos...

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  17. If the equation x^2+ax+bc=0" and " x^2-bx+ca=0 have a common root, the...

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  18. If a r g["z"1("z"3-"z"2)]="a r g"["z"3("z"2-"z"1)] , then find prove t...

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  19. If x" - "i y" "=sqrt((a-i b)/(c-i d)) prove that (x^2+y^2)^2=(a^2+b^2...

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  20. If x^3+3x^2-9x+c is of the form (x-alpha)^2(x-beta) , then c is equ...

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