Jawaban:
5
Penjelasan dengan langkah-langkah:
Un = 3n² - 5
U2 = 3(2²) - 5
U2 = 3(4) - 5
U2 = 12 - 5
U2 = 7
U1 = 3(1²) - 5
U1 = 3(1) - 5
U1 = 3 - 5
U1 = - 2
U2 + U1
= 7 + (-2)
= 7 - 2
= 5
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Jawaban:
5
Penjelasan dengan langkah-langkah:
Un = 3n² - 5
U2 = 3(2²) - 5
U2 = 3(4) - 5
U2 = 12 - 5
U2 = 7
U1 = 3(1²) - 5
U1 = 3(1) - 5
U1 = 3 - 5
U1 = - 2
U2 + U1
= 7 + (-2)
= 7 - 2
= 5
semoga bermanfaat