Bryan Chong's answer to shannon's Secondary 4 E Maths Singapore question.

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Bryan Chong
Bryan Chong's answer
15 answers (Tutor Details)
You were close!

(a) u need to spot the possible substitution provided by the qn. Since they referred to a single particular value of t, u can take the variable t as some constant in this case.

(b) Don't be intimidated or mislead by axes that look a little different! Notice how the eqn u got bears an uncanny resemblance to the standard y=x^2? Its simply a quadratic curve with differently labelled axes :)
shannon
Shannon
3 years ago
thankyouuu