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explain about nth root of demoivres theorm with an example?

venu , 9 Years ago
Grade 6
anser 1 Answers
SHANMUKESHWAR

Last Activity: 9 Years ago

Let z = r(cosθ + i sinθ), and let n be a positive integer. Then zn = rn(cos nθ + i sin nθ) 1 Page 2 (i.e. in taking the nth power of z, we raise the modulus to its nth power and multiply the argument by n.)
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