FP3 June 10

Hi I was wondering if someone could help me with 7c june 10?

https://3a14597dd5c7aa2363f0675717665774b02557b0.googledrive.com/host/0B1ZiqBksUHNYQWE5bVRTVE9BLW8/June%202010%20QP%20-%20FP3%20Edexcel.pdf

Reply 1

lizard54142

6

Original post by Teddysmith123

Hi I was wondering if someone could help me with 7c june 10?

https://3a14597dd5c7aa2363f0675717665774b02557b0.googledrive.com/host/0B1ZiqBksUHNYQWE5bVRTVE9BLW8/June%202010%20QP%20-%20FP3%20Edexcel.pdf

What have you tried?

The perpendicular distance is the shortest distance.

Reply 2

username1732133

15

Original post by Teddysmith123

Hi I was wondering if someone could help me with 7c june 10?

https://3a14597dd5c7aa2363f0675717665774b02557b0.googledrive.com/host/0B1ZiqBksUHNYQWE5bVRTVE9BLW8/June%202010%20QP%20-%20FP3%20Edexcel.pdf

...

OP

Original post by lizard54142

What have you tried?

The perpendicular distance is the shortest distance.

So i have the distance of PR and PN and I don't know what to do from there

Reply 4

Gome44

10

Original post by Teddysmith123

So i have the distance of PR and PN and I don't know what to do from there

Find the angle between PN and PR using the dot product, then use some trig :smile:

(edited 8 years ago)

Reply 5

Teddysmith123

OP

19

Original post by Gome44

Find the angle between PN and PR using the dot product, then use some trig :smile:

Could you possibly show this on paper so it is clearer?

Thank you

Reply 6

Gome44

10

Original post by Teddysmith123

Could you possibly show this on paper so it is clearer?

Thank you

Tomorrow (if no one else helps you) as I'm going to sleep now :smile:

Bury maths tutors diagram is quite helpful though

Reply 7

Teddysmith123

OP

19

Original post by Gome44

Tomorrow (if no one else helps you) as I'm going to sleep now :smile:

Bury maths tutors diagram is quite helpful though

Thank you tomorrow would be great if no one else does reply! :smile:

Reply 8

Gome44

10

Original post by Teddysmith123

Thank you tomorrow would be great if no one else does reply! :smile:

Hope this helps :smile:

Original post by Teddysmith123

Thank you tomorrow would be great if no one else does reply! :smile:

I think this question could have been put on c4 as well, as you don't need any fp3 methods to answer it

Reply 10

Teddysmith123

OP

19

Original post by Gome44

I think this question could have been put on c4 as well, as you don't need any fp3 methods to answer it

Thnaks thats actually very helpful

FP3 June 10

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