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6 June, 15:14

The 1st and 5th terms of an exponential sequence are 16 and 9 respectively find the 7th term of the sequence

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  1. 6 June, 17:34
    0
    6 3/4

    Step-by-step explanation:

    y = abˣ

    16 = ab¹

    9 = ab⁵

    ab⁵ / ab¹ = 9 / 16

    b⁴ = 9/16

    b² = 3/4

    7th term: y = ab⁷ = ab⁵ x b² = 9 x 3/4 = 27/4 = 6 3/4
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