6. What is the 40th term of the sequence where the terms 1 through 3 are 12, 9, 6, … ? Use the formula, an = a1 + d(n-1)

Question

6. What is the 40th term of the sequence
where the terms 1 through 3 are
12, 9, 6, … ?
Use the formula, an = a1 + d(n-1).
1) 129
2) – 111
3) – 105
4) – 108

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Thu Nguyệt 6 months 2021-08-05T22:09:43+00:00 1 Answers 4 views 0

Answers ( )

    0
    2021-08-05T22:10:52+00:00

    Answer:

    • 3:-5

    12+(-3)X39

    12-117

    -105

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )