Core 4 Vectors Watch

runny4
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https://983c9f06eb1f75af6e83364e092b...20C4%20OCR.pdf

For 5ii of the above paper the mark scheme below says that you have state that they are non parallel but haven't you proved that in part i as they are perpendicular

https://983c9f06eb1f75af6e83364e092b...20C4%20OCR.pdf
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natninja
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(Original post by runny4)
https://983c9f06eb1f75af6e83364e092b...20C4%20OCR.pdf

For 5ii of the above paper the mark scheme below says that you have state that they are non parallel but haven't you proved that in part i as they are perpendicular

https://983c9f06eb1f75af6e83364e092b...20C4%20OCR.pdf
For part ii you need to show that the lines do not intersect.
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runny4
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(Original post by natninja)
For part ii you need to show that the lines do not intersect.
yes but in the mark scheme you have to show inconsistency and also state non parallel
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natninja
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(Original post by runny4)
yes but in the mark scheme you have to show inconsistency and also state non parallel
Yeah, you can quote the result from part i and say as they are perpendicular they are not parallel
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runny4
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(Original post by natninja)
Yeah, you can quote the result from part i and say as they are perpendicular they are not parallel
ok thanks
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