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DIPTI PUBLICATION ( AP EAMET)-COMPLEX NUMBERS -EXERCISE 1
- |1+costheta+isintheta|=
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- If theta is real then the modulus of 1/(1+costheta+isintheta) is
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- |1/((2+i)^2)-1/((2-i)^2)|=
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- If alphaand beta are real them |(alpha+i beta)/(beta+ialpha)|=
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- The conjugate of (2,-3)+(3,4) is
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- The conjugate of (1+2i)(2-3i) is
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- The conjugate of costheta-isintheta is
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- The complex number sinx+icos 2x and cosx-isin2x are conjugate to each ...
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- The conjugate of (2+3i)/(1+2i) is
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- The conjugate complex number of (2-i)/((1-2i)^2) is
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- The conjugate of a complex number 1/(i-1) Then complex number is
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- The least positive integral value of n for which ((1+i)/(1-i))^n=1is
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- The least positive integer n for which (1+i)^n=(1-i)^n holds is
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- The least positive integer n for which (1+i)^n/((1-i))^(n-2) is a re...
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- The least positive integral value of n for which ((1-i)/(1+i))^(2n) = ...
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- If ((1+i)/(1-i))^x=1 then
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- If (1-i)^(2n)/((1+i)^(2n+1)) is real number then
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- (1-i)^6+(1-i)^3=
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- If ((1+i)/(1-i))^3-((1-i)/(1+i))^(3)= a+ib, then (a ,b ) =
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- ((1+i)x-i)/(2+i)+((1+2i)y+i)/(2-i)=1rArr(x,y)=
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