Show that the line with equation y = 4x + 20 is a tangent to the curve
Question:
Show that the line with equation y = 4x + 20 is a tangent to the curve with parametric equations x = t − 3, y = 4 − t2.
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4t 4t 3 20 0 t 4t 4 Discrimina...View the full answer
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Related Book For 
Pearson Edexcel A Level Mathematics Pure Mathematics Year 2
ISBN: 9781292183404
1st Edition
Authors: Greg Attwood, Jack Barraclough, Ian Bettison, David Goldberg, Alistair Macpherson, Joe Petran
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