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29 August, 19:43

Which phrase describes the pattern? 1, 7, 19, 43 ... Question 2 options: add 6, multiply by 3 and then add 1 multiply, by 3 and then add 4, multiply by 2 and then add 5

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  1. 29 August, 20:33
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    multiply by 2 and then add 5

    1 x 2 + 5 = 2+5 = 7

    7 x 2 + 5 = 14 + 5 = 19

    19 x 2 + 5 = 38 + 5 = 43
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