Edexcel A level Maths: 8.5 Modelling with Parametric Equations

Pearson A level Maths, Pure year 2 Textbook (8.5)

This video is about solving modelling problems involving parametric and Cartesian equations.

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[nattycarey]

zeeshan you're the absolute guvna

[TheCaptainH]

There is an error in your answer for the distance, it should be 8458.56m (2 d.p.)

[sumayasiddiqua]

for part c) of the first question, why can you not just substitute t=99 into x=80t ? because i've done another question, which was similar to that one, where the plane instead landed on the ground but all i had to do was sub the upper value of t into the horizontal distance x

[dazzlingcrabs]

5:08 Why does cos t have to be a minimum of -1?