04 de Moivres Theorem

04 de Moivres Theorem - 4. de MOIVRES THEOREM 1. One cube...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 4. de MOIVRES THEOREM 1. One cube root of z is i 2 2 5 2 2 5 + (a) [3 marks] Write z in exact Cartesian form. __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ (b)[2 marks] State the other two cube roots of z in exact polar form. __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ VET Calculus 23 4. de Moivres Theorem 2. Evaluate ( 29 ( 29 7 7 1 1 i i- + + using de Moivres rule. __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ 3. Use de Moivres Theorem to express 4 cos in terms of cos and use your result to solve the equation 8 x 4 8 x 2 + 1 = 0. __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________...
View Full Document

Page1 / 9

04 de Moivres Theorem - 4. de MOIVRES THEOREM 1. One cube...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online