In the first few days of its life,the length of an earthworm

In the first few days of its life,the length of an earthworm L is thought to
be proportional to the square root of the number of hours n which have
elapsed since its birth.If a worm is 2cm long after 1 hour,find:
(a) a formula for L in terms of n.
(b) How long will it take to grow to a length of 14cm?
vvok63 1年前 已收到1个回答 举报

huang_0100 幼苗

共回答了19个问题采纳率:89.5% 举报

(a)L=2√n
(b) L=14
n=49
49hours

1年前 追问

11

vvok63 举报

请问你的n为什么等于49 - -

举报 huang_0100

L=14=2√n √n=7 n=7^2=49
可能相似的问题
Copyright © 2024 YULUCN.COM - 雨露学习互助 - 17 q. 1.972 s. - webmaster@yulucn.com