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I dont understand how you got the probs of the cases

el annoyance that it probably is an easy question, thanks in advance In the next 7 days, called day 1, day 2, ... , day 7, Esther and George must each take 3 days in a row off work. They choose their consecutive 3 days randomly and independently of each other. i. Show that the probability that...

another way of doing that just by substitution where u=e^x, du=e^x dx sub that in and you get S dx/(1+u^2) which is the tan^-1 standard integral

ah alright, thanks for that. such simple questions and I still didnt get it lol, you've saved my sanity for tonight

ahhhh alright 1. How did you gat that 1/2 probability 2. ohhhhhhhhhh makes so much more sense 3. " " "

Alright, before i look at the solutions this is what i keep getting for each question 1) For the word UNIFORM, how many arrangements are possible if M is somewhere to the right of U? I somehow figured out there was 6 ways for M to be right of U then x 6! to get the total arrangement OH I...

ahh that would be a big help, thankyou

Have been annoying me for a while, appreciate the help 1) For the word UNIFORM, how many arrangements are possible if M is somewhere to the right of U? 2) Five Backpackersarrive in a city with five youth hostels. Suppose two backpackers are brother and sister, so wish to stay in the same...

where did you get the 4's from ?

Re: First round assessments English Advanced: 13/15 'Belonging' + related text [speech] Mathematics: 38/40 Locus, Geometrical Applications of Calculus [exam] Chemistry:45/50 Current chemistry related issue [research/presentation], Physics: lol@ our physics teacher Mathematics ext 1...