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PATHFINDER-COMPLEX NUMBERS-QUESTION BANK
- Show that x^3-1=(x-1)(x-omega)(x-omega^2)
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- Find 4th roots of 1
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- Express each of the following expressions as the sum of two squares: (...
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- Ifabs(z)gt1 then find the position of the complex no. of z in argand p...
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- If abs(z+2)+abs(z-2)le6 then find the maximum value of abs(z)
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- Ifz^2+abs(z)^2=0 then find the imaginary value of z
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- Show that in argand plane the complex number (1+4i),(2+7i)and (3+10i) ...
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- z1 and z2 are two different complex nos where z1ne0 z2ne0 prove that (...
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- If x=a+b ,y=aomega+bomega^2, z=aomega^2+bomega then show that ,x^3+y^3...
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- Find the modulus and amplitude of the complex nos (1+cosalpha+isinalph...
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- Express the complex nos (1+7i)/(2-i)^2 in polar form
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- Factorise a^3+b^3+c^3-3abc
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- Find the square roots : x-isqrt(x^(4)+x^(2)+1)
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- If omega is the imaginary cube root of 1 then prove that (a+bomega+com...
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- If y=sqrt(x^2+6x+8) then show that one of the value of sqrt(1+iy)+sqrt...
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- If x=cosalpha+isinalpha and 1+sqrt(1-y^2)=ny then show that y/2n(1+nx)...
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- If a=1/2(5-isqrt3) then find the value of a^3-6a^2+12a-8
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- Show that complex numbers (2+i3), (2-i3), (3-i2), (3+i2) are concyclic...
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- If in argand plane the vertices A,B,C of an isoceles triangle are rep...
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- If z1,z2,z3 are three complex number then prove that z1Im(barz2.z3)+z2...
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