Find ##\tan \theta ## in the form of ##a+b\sqrt {2}##

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Homework Help Overview

The discussion revolves around finding the value of ##\tan \theta## expressed in the form of ##a + b\sqrt{2}##, with participants addressing potential errors in the provided materials and discussing the context of the problem.

Discussion Character

  • Assumption checking, Problem interpretation, Mixed

Approaches and Questions Raised

  • Participants express concerns about possible errors in the mark scheme and suggest that showing intermediate steps may clarify misunderstandings. There is also a question regarding the abbreviation "ms."

Discussion Status

The discussion is ongoing, with participants actively questioning the accuracy of the materials and seeking clarification on terminology. Some guidance has been offered regarding the importance of intermediate steps in problem-solving.

Contextual Notes

Participants note that the problem originates from an international curriculum paper, which raises questions about the reliability of the mark scheme. There is also a focus on ensuring clarity in communication regarding abbreviations used in the discussion.

chwala
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Homework Statement
see attached.
Relevant Equations
Trigonometry - Add Maths
There is an error on ms ...unless i am missing something.

1715481924862.png


1715481969500.png
 
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chwala said:
Homework Statement: see attached.
Relevant Equations: Trigonometry - Add Maths

There is an error on ms ...unless i am missing something.

View attachment 345058

View attachment 345059
Yes. There is an error.
 
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Showing the intermediate step where you group the radicals and simplify the denominator may help reveal the mistake.
 
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scottdave said:
Showing the intermediate step where you group the radicals and simplify the denominator may help reveal the mistake.
I saw the mistake ... just wanted to counter-check myself... Cheers man!

This is a question from an international curriculum paper and its highly unlikely for mistakes to be on ms ...
 
Last edited:
chwala said:
I saw the mistake ... just wanted to counter-check myself... Cheers man!

This is a question from an international curriculum paper and its highly unlikely for mistakes to be on ms ...
What does ms stand for?
 
scottdave said:
What does ms stand for?
It's chwala's abbreviation for "mark scheme."
 
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