" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
Verified answer
Un = 2n² - 1U1 = 2(1)² - 1 = 1
U2 = 2(2)² - 1 = 7
U3 = 2(3)² - 1 = 17
jadi tiga suku pertama dari barisan tersebut adalah 1 , 7 , 17
semoga membantu....