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Thanks dragonski but I'm still confused as to how to reach the answer of t = 3pi/4

Edited.

Just need some help with this, my question is on the last line of the latex...

Thanks this looks to me like a more logical method.

75 percent raw

Anyone?

So the answers say this: Number of pairs you can choose = 40C2 Number of successful pairs you can choose = 13C2 Probability = 13C2/40C2 = 0.1 1) Probability = 13C2/40C2 = 0.45 Now I tried 1- (13C1/40C2 x 27C1/40C2 + 13C2/40C2) and it didn't work out very well. If you could explain how the...

Hey just need help on a probability question that popped up in a practice MX1 paper. In a gambling game, a computer will take, at random, thirteen numbers from the integers from 1 to 40 inclusive. Before this occurs, you are invited to choose two numbers, hoping the computer will 'match' them...

That's not enough. Do more.

About 93 MX1 and 95 MX2 papers.

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So for ancient history... everything scaled down ?

Would a raw mark of ~70-80 in Ancient History scale up or down normally? Thanks.

You could use wolfram alpha :]

Yeah, I left all my MC till I reached a question that I definitely couldn't do and then I would go and get that 10/10 MC :]

Shouldn't you of left multiple choice till the end or something?

I thought they hire special people to read over poor handwriting?

^ Thanks :] What is the other extended response for Pompeii section though?

One more question, as no one can really estimate due to the small classes, what raw marks would I be looking for to achieve this goal? (Bonus points included). Thanks.

Yeah I'm lost