Mathematics for IGCSE & O level - Sequences (Section 1 - No. 18) | ExamPlay

Mathematics for IGCSE & O level - Sequences (Section 1 - No. 18)

What is the value of U6 if Un = 2n^2 - 3n?

54

58

60

66

Vysvětlení

2(6)^2-3(6) = 72-18 = 54

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