9000068710 | math4u.vsb.cz

SubArea:

Geometric sequences

Level:

Project ID:

9000068710

Accepted:

1

Clonable:

0

Easy:

0

Identify the real number

x

which converts the numbers

a_{1} = 10^{2 x + 2}

,

a_{2} = 10^{4 x + 1}

and

a_{3} = 10^{12}

into three consecutive numbers of a geometric series.

x = 2

x = 4

x = 10^{2}

x = \frac{1}{2}

x = \frac{1}{100}