What is the 3rd term of the sequence? a1 = 40 and an = 0.5(an

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What is the 3rd term of the sequence? a1 = 40 and an = 0.5(an – 1) a3 =

asked Sep 3, 2018 45.8k views

5 votes

What is the 3rd term of the sequence?
a1 = 40 and an = 0.5(an – 1)
a3 =

Mathematics
college

Tryurbest asked

by Tryurbest

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1 Answer

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$\bf \begin{array}{llll} term&value\\ \text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\ a_1&40\\\\ a_2&0.5(a_(n-1))\\ &0.5(a_(2-1))\\ &0.5(a_1)\\ &0.5(40)\\ &20\\\\ a_3&0.5(a_(3-1))\\ &0.5(a_2)\\ &0.5(20) \end{array}$

Vara answered Sep 10, 2018

by Vara

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