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junior college 2 | H2 Maths
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Anika
Anika

junior college 2 chevron_right H2 Maths chevron_right Singapore

Hi ! Could i get help for this ? Thank you vm !!

Date Posted: 4 years ago
Views: 266
Eric Nicholas K
Eric Nicholas K
4 years ago
Hang on for part b ii. Something went wrong with my calculations and I have yet to spot my error.

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Eric Nicholas K
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5997 answers (Tutor Details)
1st
Part a, one possible approach. This approach does not work all the time but in this case it works simply because I saw the conjugates in “a” and “c” of the quadratic equation and these multiply to become real numbers.

The stubborn approach is to let z = a + ib and expand fully the expressions.
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Eric Nicholas K
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5997 answers (Tutor Details)
Part bi
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Eric Nicholas K
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Part bii
Anika
Anika
4 years ago
Alright noted !! Thank you so much ! :)