aidenmckown aidenmckown

03-06-2021
Mathematics

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Help please last question, please I need the naswer

Help please last question please I need the naswer class=

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goyangi goyangi

03-06-2021

Answer: -153

Explanation:

First term = -21
Difference = - 27 - (-21) = - 27 + 21 = -6

23rd term = - 21 - 6(23 - 1) = - 21 - 138 + 6 = - 159 + 6 = -153

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