CIE IGCSE Mathematics Formulas List for Extended Students

This file contains all the formulas you need to know for the CIE IGCSE mathematics extended exam. It covers all the formulas you need to know for the 2014 syllabus.

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  • Created by: Varshini
  • Created on: 09-03-13 10:35
Preview of CIE IGCSE Mathematics Formulas List for Extended Students

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IGCSE Extended Mathematics Formulas
Sequences
nth term with one difference:
a = first number of the sequence
d = first difference
nth term with two differences:
C = second difference
/
Sum of arithmetic sequences:
Interests
Simple Interest: P or p = price
n = number of years
i or r = rate of interest
Compound Interest:
Algebra and Identities
Mensuration
Upper and Lower Bounds (Approximations)
Consider two quantities A and B
Addition: Subtraction
Upper bound = Max A + Max B Upper bound = Max A ­ Min B
Lower bound = Min A + Min B Lower bound = Min A - Max B
Multiplication: Division
Upper bound = Max A Max B Upper bound = Max A Min B
Lower bound = Min A Min B Lower bound = Min A Max B
Percentages

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Graphs
Frequency Density = Frequency Class width
Mean of a table = (mid-point of class frequency) / total frequency
Gradient of a graph =
Midpoint of a line =
Geometry and Trigonometry
Interior Angle
Exterior Angle
Pythagoras Theorem
SOHCAHTOA
Sin Rule
Cosine Rule
Scale Factors…read more

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