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Asked Sep 19, 2019
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how do i use inductive reasoning to find the next three numbers after 31,23,15,7

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Expert Answer

Step 1

To determine the next three number after 31, 23, 15, 7.

Step 2

Formula of arithmetic progression for nth term.

Let Tn is nth term, A is the first term, d is the common difference and n is the no. of term.

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T A+()d

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Step 3

No. of terms n is 4, first term A is 31,...

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T A+(n-)d A-31,n 4 T=7} T 31+(4-1d 7-31+3d 3d -24 d -8

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Algebra

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