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Geometric progression — Statistics STD 11 Commerce — Question

Gujarat BoardEnglish MediumSTD 11 CommerceStatisticsGeometric progression2 Marks
Question
Define Geometric progression.
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Answer

if a and $r$ non-zero real numbers, the sequence whose $n$th term is $T_n=$ a.r $r^{n-1}$ for an integer $n \geq 1$, is called the geometric progression. Where. $a =$ first term of sequence and $r =$ common ratio of sequence.

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