1003097001 | math4u.vsb.cz

SubArea:

Arithmetic sequences

Level:

Project ID:

1003097001

Source Problem:

Accepted:

1

Clonable:

1

Easy:

0

Find the first term of an arithmetic sequence

{a_{n}}_{n = 1}^{\infty}

, if:

\begin{aligned} a_{2} + a_{9} & = 24 \\ a_{8} - a_{6} & = 4 \end{aligned}

3

6

2

10

1