A teacher asks two students to solve the equation 2 tan 2x = 5 for 0 <
Question:
A teacher asks two students to solve the equation 2 tan 2x = 5 for 0 < x < 2π. The attempt is shown below.
a. Identify the mistake made by the student.
b. Calculate the correct solutions to the equation.
Transcribed Image Text:
2 tan 2x = 5 tan 2x = 2.5 2x = 1.19, 4.33 x = 0.595 rad or 2.17 rad (3 5.f.)
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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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