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Sequences and Series — Maths STD 11 Science — Question

CBSE BoardEnglish MediumSTD 11 ScienceMathsSequences and Series2 Marks
Question
Find the indicated terms of the sequence, whose nth term is $a_n = 4n - 3; a_{17}, a_{24}.$
✓

Answer

We have, $a_n = 4n - 3$
On putting $n = 17,$ we get
$a_{17} = 4 \times 17 - 3 = 68 - 3 = 65$
On putting $n = 24$, we get
$a_{24} = 4 \times 24 - 3 = 96 - 3 = 93$

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