Page 48 - Ranger SPM 2022 - Additional Mathematics

Additional Mathematics SPM Formulae

CHAPTER 4 Permutation and Combination CHAPTER 6 Trigonometric Functions

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n! 2 2
n P = sin A + cos A = 1
r (n – r)! sec A = 1 + tan A
2
2
n! cosec A = 1 + cot A
2
2
n C = (n – r)! r! sin 2A = 2 sin A cos A
r
cos 2A = cos A – sin A
2
2
Formula involving identical objects = 2 cos A – 1
2
= n! 2
p! q! r!… = 1 – 2 sin A
tan 2A = 2 tan A
2
1 – tan A
CHAPTER 5 sin (A ± B) = sin A cos B ± cos A sin B
cos (A ± B) = cos A cos B sin A sin B
Probability Distribution
tan (A ± B) = tan A ± tan B
P(X = r) = C p q , p + q = 1 1 tan A tan B
n
r n – r
r
Mean, µ = np
s = √npq
X – µ
Z =
s

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0b Rumus Ranger Mate Tambahan SPM.indd 8 25/02/2022 9:06 AM