Identify the geometric series.

1 + 3 + 5 + 7 + . . . .

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2 + 12 + 72 + 432...

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2 + 3 + 4 + 5 + . . .

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11 + 22 + 33 + 44 + . . .

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Solution

The correct option is B $2 + 12 + 72 + 432...$
Geometric series is of the following form:
$a + a r + a r^{2} + a r^{3} + a r^{4} + . . . . . . . . . . + a r^{n}$
Series $2 + 12 + 72 + 432 + . . . . . .$ follows the same with $a = 2$ and $r = 6$ .
Hence, option B is correct.

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Identify the geometric series.

The correct option is B 2+12+72+432...Geometric series is of the following form:a+ar+ar2+ar3+ar4+..........+arnSeries 2+12+72+432+...... follows the same with a=2 and r=6.Hence, option B is correct.

The correct option is B $2 + 12 + 72 + 432...$
Geometric series is of the following form:
$a + a r + a r^{2} + a r^{3} + a r^{4} + . . . . . . . . . . + a r^{n}$
Series $2 + 12 + 72 + 432 + . . . . . .$ follows the same with $a = 2$ and $r = 6$ .
Hence, option B is correct.