100 Endgames You Must Know: Vital Lessons for Every Chess Player Improved and Expanded

100 Endgames You Must Know: Vital Lessons for Every Chess Player Improved and Expanded

» » Matematika pola bilangan 2,12,22,23 carilah un88​

Matematika pola bilangan 2,12,22,23 carilah un88​

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pola bilangan 2,12,22,23 carilah un88​

a = 2

b = 12 - 2 = 10

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1.) a + (n - 1)b

Un88 = 2 + (88 - 1)10

Un88 = 2 + 87(10)

Un88 = 2 + 870

Un88 = 872

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