Answers>Further Mathematics>A Level>Article

What is the root of i? give all solutions

Z=cos(PI/4) +sin(Pi/4)
Z=cos(5PI/4) +sin(5Pi/4)




RS

Related Further Mathematics A Level answers

All answers ▸

Using a Taylor's series or otherwise; derive Euler's Formula

Mansour H. avatarAnswered by Mansour H.

Simplify (2x^3+8x^2+17x+18)/(x+2)

Steven P. avatarAnswered by Steven P.

The complex number -2sqrt(2) + 2sqrt(6)I can be expressed in the form r*exp(iTheta), where r>0 and -pi < theta <= pi. By using the form r*exp(iTheta) solve the equation z^5 = -2sqrt(2) + 2sqrt(6)i.

Tajmeet G. avatarAnswered by Tajmeet G.

Using de Moivre's theorem demonstrate that "sin6x+sin2x(16(sinx)^4-16(sinx)^2+3)"

avatarAnswered by