Year 12s: what will be the first way you research your future options? >>

Edexcel C4 June 2016 - Unofficial Markscheme

Scroll to see replies

Reply 40

Kay Fearn

How many marks was question 4 all together?

Reply 41

Sapereaude54

How exactly did you determine the values for the final vector question? Pls help it will allow me to ascertain how many marks I may have lost :smile:

Reply 42

Fox Corner

Original post by Mattematics

Thanks for making this - great markscheme! I've tweeted it out so lots of people can see it :biggrin:

Agree with all :woo:

Original post by Kay Fearn

How many marks was question 4 all together?

7 xx

Reply 45

Bob78

Soooo confused, why is the height of the cylinder 8!?!? literally need to see the question again because i'm sure the height was 9? :s-smilie:

Reply 46

veldt127

I somehow did t in terms of x... How many will I lose?

Your thread seems a lot more accurate than mine, I'll delete my one

Reply 47

topclasscont

never fear the top hat is here, i am here to correct ur mistakes xd

Reply 48

Engineerrookie

Why did I get 3Pi+31/Pi +11 instead of 3pi+ 62/Pi + 22???

Reply 49

NotNotBatman

For the volume on 7b I got something like

V=\frac{1637}{5}\pi

Reply 50

huwgerard1

[QUOTE="Engineerrookie;66068573"]

Original post by Mattematics

Pretty sure every answer is now correct. Enjoy :smile:

Question 3:

Spoiler

Isn't the answer 3Pi + 31/ Pi + 11????

I think i got the same as you!! :biggrin:

Reply 51

izzirey

Original post by The_Big_E

For 5a, it was dy/dx = -5root3/16, not x

How many marks was question 4?

Reply 52

Engineerrookie

[QUOTE="huwgerard1;66068949"]

Original post by Engineerrookie

I think i got the same as you!! :biggrin:

I can't understand why it would be wrong tbh

If x= 3 and y= 1/2 and we are finding where the normal to curve at that point intersects the x axis

Reply 53

Singh_sidhana

7 a) k was -8.5 i double checked it into original equation

Reply 54

weFFDCEA

for question 7d, i did not put an exact value instead i got 2.something

Reply 55

George747

Original post by ombtom

I think your answer to 2(c) is right :smile:

I got 4/3ln2 -7/9 instead

Reply 56

Craig1998

Full marks :biggrin:

Makes up for C3.

Reply 57

edothero

Original post by Sapereaude54

How exactly did you determine the values for the final vector question? Pls help it will allow me to ascertain how many marks I may have lost :smile:

Spoiler

(edited 7 years ago)

Reply 58

speed1✈️✈️

Wohooo I *think* I might have got 100% based on these answers :biggrin:

Defo made up for that C3 washout haha.

Reply 59

Don Pedro K.

Original post by NotNotBatman

For the volume on 7b I got something like

V=\frac{1637}{5}\pi

'Twas 544pi - 1024(pi)/5 = 1696(pi)/5

Quick Reply

Related discussions

Latest

Articles for you

Edexcel A-Level Economics Paper 1 - Unofficial Mark Scheme - 18 May 2023

Students react after A-level Economics Paper 2 on 22 May 2023

Students react after A-level Maths Paper 3 on 20 June

Students react to A-level Chemistry Paper 2 on 19 June 2023