algebra – arithmetic

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progressions

formula: algebra – Arithmetic progression
formula: algebra – Arithmetic  geometric progression

arrangements

Total number of possible arrangements for m objects n to n :

formula: algebra – Arithmetic Arrangements

permutations

Number of permutations possible with m objects :

formula: algebra – Arithmetic Permutations

combinaisons

Total number of possible combinations for m objects taken n to n :

formula: algebra – Arithmetic combinaisons

compound interest

formula: algebra – Arithmetic Compound interest

annual repayments

formula: algebra – Arithmetic Annual instalments

amortisation

V = sum to be amortized.

a = annual payment for amortization and interest purposes

n = number of annual payments

T = amortization rate

formula: algebra – Arithmetic Amortisation