313,307,301,... Find the 42nd term.

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Taras Velykyy asked Dec 7, 2023

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5 votes

313,307,301,...
Find the 42nd term.

Mathematics
high-school

Taras Velykyy asked Dec 7, 2023

by Taras Velykyy

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1 Answer

16 votes

Answer:

ANS:- 67

Explanation:

d = a2 - a1

a2 = 307, a1 = 313

d = 307 -313 = -6

an = a1 + (n - 1)d

a1 = 313, n = 42, d = -6

a42 = 313 + (42 -1)(-6)

a42 = 313 + (41)(-6)

a42 = 313 - 246

a42 = 67

SeongHo answered Dec 10, 2023

by SeongHo

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