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check it out above, i typed it into wolfram alpha and the answer came to 26.66666.. = 26 hrs 40 mins

i got 26hours 40mins for 13dii. anyone ?

what did you guys get for c

what did you guys get for f (ii)

yes, you have to consider the other interval of sin2(theta) so you end up with theta>50 and 67< theta < 75

no, LlamaBoi is correct

1 C 2 A 3 C (stupid) 4 C 5 D 6 A 7 C 8 D 9 D 10 B

i found it alright. there was too much conics and geometry imo and nowhere near enough mechanics. volumes by far hardest question. multiple choice was good but theres nowhere near enough structure with this change to multiple choice. last question wasnt too bad but 15a was challenging. anyone...

can someone explain all the bands and shit. i dont understand it 100%. and also what last years cutoffs were?

nahh you had to start off saying that 0<Q<2pi and then sub in the value for Q that you found in part (i) and rearrange by splitting up the inequality and solving, then bringing it back together