OddEyedPanda
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#1
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the straight line l passes through the point P(-3,6) and Q(1,-4). a) find an eq for l b) the straight line m has the eq 2x+ky+7=0, given l and m are perpendicular, find k. i only need (b)
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Prince Philip
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(Original post by OddEyedPanda)
the straight line l passes through the point P(-3,6) and Q(1,-4). a) find an eq for l b) the straight line m has the eq 2x+ky+7=0, given l and m are perpendicular, find k. i only need (b)
Please show us what you've tried.
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Blue_Cow
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(Original post by CountBrandenburg)
x
Posting the full solution hardly helps the OP, does it?
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soIiIoquy
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im so glad i dropped core maths
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Prince Philip
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(Original post by Blue_Cow)
Posting the full solution hardly helps the OP, does it?
What full solution?

CountBrandenburg please read the posting guidelines, thanks.
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Blue_Cow
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(Original post by Notnek)
What full solution?
Hehe, you cheeky bugger
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OddEyedPanda
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(Original post by soIiIoquy)
im so glad i dropped core maths
isnt core maths mandatory?
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soIiIoquy
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(Original post by OddEyedPanda)
isnt core maths mandatory?
no its an enrichment subject
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CountBrandenburg
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(Original post by Notnek)
What full solution?

CountBrandenburg please read the posting guidelines, thanks.
Apologies, my mistake ( slipped my mind)
I believe the poster originally did post their own working.
the main thing to see that it says is that perpendicular, so apply the rule for perp. lines
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