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$ax^{2}+bx+c=0$ has only one root if
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Quadratic Equations
If 1, $\omega\:and \: \omega^{2}$ are three cube roots of unity, then $(1-\omega)(1-\omega^{2})(1-\omega^{4})(1-\omega^{5})=
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If $\omega$ , 1 and $\omega^{2}$ are three cube roots of unity then $(1+\omega^{2})^{4}$=
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If $\omega$ is the complex root of unity, then $(1+\omega-\omega^{2})^{3}-(1-\omega+\omega^{2})^{3}$=
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If $\omega$ is the complex root of unity the $\omega^{-3}$=
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$(1+\sqrt{-3})^{5}+(-1-\sqrt{-3})^{5}$
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The product of all the fourth roots of unity is
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$(x+y)(x+\omega y)(x+\omega^{2}y)$=
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If $\frac{-1+\sqrt{3}\iota}{2}$ and 1 are two cube roots of unity, then third is
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Mathematics
Quadratic Equations
If $\omega=\frac{-1+\sqrt{3}\iota}{2}$ then $\omega^{3}$=
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Product of the complex cube roots of unity is equal to
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If $\omega$ is the complex cube root of unity, then $\omega^{-12}$=
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Each complex cube root of unity is square of
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Quadratic Equations
If $\omega$ is the complex cube root of unity, then $\omega^{3}$=
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Mathematics
Quadratic Equations
When the polynomial $Px^{2}+2x^{3}+qx+c$ is divided by x+1 and x-2 the remainder remains P+q=
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Mathematics
Quadratic Equations
Which of the following is not the factor of $x^{4}-13x^{2}+36$
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Quadratic Equations
If $f(x)=3x^{2}+Px-2$ and f(-2)=2 then P=
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Quadratic Equations
What value of x is the solution of the polynomial $x^{3}-28x-48=0$
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Quadratic Equations
If (x+1) and (x-2) are factors of $x^{3}-Px^{2}+qx+2$, then P+q=
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Quadratic Equations
Which of the following is the factor of $x^{4}+x^{3}-21x^{2}+20$
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A polynomial P(x) has a factor (x-a) if P(a)=
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If a polynomial P(x) is divided by x-c, then the remainder is
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The synthetic division method is only used to divide a polynomial by
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If two roots of $8x${4}-14x^{3}-9x^{2}+11x-2=0$ are -1 and 2 then other roots are
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If one root is twice the other root in the equation $3x^{2}+Px+54=0$ , then value of P is
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