Naledi climbed up a mountain. Her initial altitude was
40
4040 meters above sea level, and it increased by
10
1010 meters each hour.
Let
g
(
n
)
g(n)g, left parenthesis, n, right parenthesis be Naledi's altitude at the beginning of the
n
th
n
th
n, start superscript, start text, t, h, end text, end superscript hour of her climb.