Copy and paste of my answers from another thread- not sure how correct they are, any thoughs?
Q1 ii) Got -6.
Q2) One was even, one was neither, one was odd & one was periodic with period 180 degrees. -Not sure on this question.
Q3) Can't remember?
Q4i) 25% after 2 half lives.
Q4ii)k=0.0048 (or 0.048, can't remeber)
Q5) Something like (0.544,1.519)
Q6I)5pi/6
Q7) Had to facotrise and see it was n(n-1)(n-2). So one was a multiple 2 and one was a multiple of 3 so it was divisible by6.
Q8iii) Had to work out the trapezium and minus the integral. I remember it being 0.101, but you ahd to give it in exact form which I can't remember.
Q9i) It was a stretch s.f 2 on y and a translation by vector (2,0) I think.
ii) One was (3,0), the other was (4,ln(4))
iii) Answer was 1.77 I think, exact form was something like 4ln(2) -1.