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Exam (elaborations)
Edexcel Maths A Level Pure|2023 LATEST UPDATE|GUARANTEED SUCCESS
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--6June 20232022/2023A+Available in bundle
- Differentiate tan(kx) 
ksec^2(kx) 
 
 
 
Differentiate cos(kx) 
-ksin(kx) 
 
 
 
Differentiate sin(kx) 
kcos(kx) 
 
 
 
Arithmetic sequence 
Un = a + (n - 1)d 
 
 
 
Arithmetic series 
Sn = n/2 (a + d) 
 
 
 
Geometric sequences 
Un = ar^n - 1 
 
 
 
Geometric series 
Sn = a(r^n - 1) / r - 1 
 
 
 
Sum to infinity 
a/1 - r 
 
 
 
Convergent series 
Sn closer to 0 
 
 
 
Divergent series 
Sn further away from 0 
 
 
 
Sigma notation 
 
 
 
Recurrence relationship 
Defines each term as function of...
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