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ccea c1 as 2015

How did everyone find c1 today?

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I found it quite easy apary from the last question . Wasnt sure on what to do.

Also i think i got my ratio wrongw- stupdily wrote 2 to 1 rather than root 2 to 1

(edited 8 years ago)

Reply 2

jessicaa219

I thought it was awful :frown:

particularly the last question and the question with 0.2^x

Reply 3

Mr.bob

Original post by jessicaa219

I thought it was awful :frown:

particularly the last question and the question with 0.2^x

I think for that question you convert 0.2^x to 5^-x

Reply 4

jessicaa219

Yeah I did that, but I spent far too long on it... ugh dreading C2

Original post by Mr.bob

I think for that question you convert 0.2^x to 5^-x

Reply 5

C2346

I got root 3: root 6 for the ratio what did everyone else get?

Reply 6

Golden hawk

What did everyone get for the last question.

Reply 7

Mr.bob

Original post by jessicaa219

Yeah I did that, but I spent far too long on it... ugh dreading C2

at least we have one week to enjoy , then tears.

Reply 8

C2346

I got
8k^2 + 1> 0
If k=-1 its still >0
And if k=1 its still > 0

Therefore it has real distinct roots

Reply 9

Mr.bob

Original post by C2346

I got root 3: root 6 for the ratio what did everyone else get?

Yeah i did have that but it can be further simplified down to root 2 : 1

Reply 10

Mr.bob

Original post by C2346

I got
8k^2 + 1> 0
If k=-1 its still >0
And if k=1 its still > 0

Therefore it has real distinct roots

I wrote this but couldnt understand why it was 5 marks so i just thoight i was wrong!

Reply 11

Golden hawk

I wrote that as well and does anyone have the question paper to post on here.

Reply 12

ChrissyBurns

For that question I got x to be 0.5 did anyone else get that?

Reply 13

Golden hawk

For the indices question I got x to be 7 over 6

Reply 14

C2346

Original post by Golden hawk

For the indices question I got x to be 7 over 6

I got that too

Reply 15

doudsy

what did anyone get for the remainder question as i have heard various answers?

Reply 16

Golden hawk

I got -13 over 2 for the remainder question

Reply 17

rachm643

What did everyone get for the three simultaneous equation question? :smile:

Reply 18

anonymous724

For the remainder i got -3.5, and for the simultanious equations, i got x=-1 y=3 and z=-4

Reply 19

rachm643

Yes that's what I got! :biggrin:

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ccea c1 as 2015

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