Marcus Wong's answer to Pooh pooh bear's Secondary 4 A Maths Singapore question.
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For b, it is much more straightforward using the standard R formulae. You might want to write out the formulae like R = sqroot (a^2 + b^2) and alpha = tan^-1 (b/a) since the marks are quire generous with the amount of workings needed.
Date Posted:
2 years ago
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