October 12, 2023
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0 min 0 sec
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1080p
OCR A LEVEL Mathematics A PAPER 3 2023 (H240/03: Pure Mathematics and Mechanics). DOWNLOAD OFFICIAL AND VERIFIED OCR A LEVEL Mathematics A PAPER 3 2023 on Hackedexams.com INSTANTLY.
Arithmetic series
S n a l n a n d2 1n 2
1
2
1
= + = + -^ ^h h" ,
Geometric series
S r
a r
1
1
n
n
= -
-^ h
S r
a
1
= -3 for r 11
Binomial series
C C Ca b a a b a b a b b n N
n n n n n n n
r
n r r n
1
1
2
2 2 f f !+ = + + + + + +- - -
^ ^h h,
where ! !
!n
r r n r
n
C Cn
r n r
= =...
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