(ISC)2 CISSP Certified Information Systems Security Professional Official Study Guide & Pra

(ISC)2 CISSP Certified Information Systems Security Professional Official Study Guide & Pra

Matematika Tentukan rumus suku ke-n dari barisan bilangan berikut! 0, 4, 10, 18,... 2, 6, 12, 20, ... 1, 4, 7, 10,... a. b. C. ​

Tentukan rumus suku ke-n dari barisan bilangan berikut! 0, 4, 10, 18,... 2, 6, 12, 20, ... 1, 4, 7, 10,... a. b. C. ​

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A. 0,4,10,18, ...

U1 = 0

A = 4

B = 2

a = 1

b = 1

c = -2

Un = n² + n - 2

b. 2,6,12,20, ...

U1 = 2

A = 4

B = 2

a = 1

b = 1

c = 0

Un = n² + n

c. 1,4,7,10 ...

Un = (4-1)n + 1 - (4-1)

Un = 3n + 1 - 3

Un = 3n - 2

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