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AQA A Level Mathematics Paper 1 (7357/1) - 6th June 2023 [Exam Chat]

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Reply 80
midpoint of P and Q?
is it not sqrt 33/49 cause sin^2b +cos^2b = 1 and sub those values in?
Reply 82
Original post by NiDeDiYiCiGuiWo
cosb = -(2root10)/7?

Yeah pretty sure its a minus
Reply 83
Original post by NiDeDiYiCiGuiWo
cosb = -(2root10)/7?


Oh yes it was a minutes thanks I'll edit that, I remember getting a minus
sqrt 33/49 = cosb
did anyone kind of run out time?
Reply 86
Original post by med.33333
did anyone kind of run out time?
N

I finished with 40 mins spare checked everything in my calc
Original post by Ismail1233
I finished with 40 mins spare checked everything in my calc


wow that’s rlly good, how did u build up your efficiency?
Original post by med.33333
wow that’s rlly good, how did u build up your efficiency?

Perks of being a further maths student
Original post by raducorha
Yeah pretty sure its a minus

I finished really early like 30mins and went toilet
Original post by NiDeDiYiCiGuiWo
Perks of being a further maths student


Fm was so bad yesterday I wish it was as easy as this
Reply 91
7ko0

Original post by Shanksss
Answers I got :

288cm for min distance
Equation of circle : (x-5)^2 + (y-8)^2 = 170
Number of intersection = 4
Exact value of cos b = -(2root10)/7
Trapezium rule 2.3336 or smth like that
Value for L 350
Number of minutes for container to be full - I got 8.1 minutes so I rounded to 9 for it to be actually full, since 8 minutes wouldn't mean the container is full? But I might be wrong there
Exact area for 2^x I got 15/(16ln2)
Value for R root 17 and alpha as 1.33
Value for p was 4/5
A and B were both 1/8
Coordinates of stat points (0,0) (4,2) I think (may got numbers wrong way round)


I'll edit if I remember more


What question was the ( exact area for 2^x is 15/16ln2
Thoughts on grade boundaries?
Reply 93
Original post by mo.aden
7ko0



What question was the ( exact area for 2^x is 15/16ln2


It was the one after the geometric sequence with the areas of the rectangles. Then you had to find the exact area by integrating 2^x between 0 and -4
Original post by FmIsNotEasy
Thoughts on grade boundaries?


would a B be more than 160? the highest since 2018 has been 158 and then 151 in 2019😬
Reply 95
Original post by FmIsNotEasy
Thoughts on grade boundaries?

Probably 78% for an A*
Reply 96
Original post by FmIsNotEasy
Thoughts on grade boundaries?

80 A*
Reply 97
Original post by FmIsNotEasy
Thoughts on grade boundaries?

55 ish for an A imo
Reply 98
how did you do that question i absolutely drew a blank
i got as far as getting R as 4.17 and a as 1.33 then gave up 😭
Original post by med.33333
did anyone get 288 to nearest cm as min value of distance between floor and ceiling?


Yes

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