(a)L=2√n
(b) L=14
n=49
49hours请问你的n为什么等于49 - -L=14=2√n√n=7n=7^2=49
In the first few days of its life,the length of an earthworm L is thought to
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?
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?
英语人气:374 ℃时间:2019-10-10 04:55:33
优质解答
我来回答
类似推荐
猜你喜欢
- 1最长的一天() ,最大的差别()最怪的动物()最宽的视野()打四字成语
- 2旅字的拼音怎么写
- 3已知3(a+2)的平方与b_1的绝对值的平方互为相反数,求a的立方_b的2010次方的值
- 4周长的字母符号是什么
- 5初二物理——密度的计算
- 6某同学站在水平地面上,两脚与地面的总接触面积为300平方厘米,他对地的压强是一点五乘十的四次方帕,求此同学质量.
- 7people kill wild animals for making bones by their bodies and making clothes by their fur.为什么后
- 8She's oid.(改为一般疑问句) My mother is( kind.).就括号里的词提问
- 9双曲线九分之x的平方减4分之y的平方等于一的渐近线方程为
- 10甲、乙两地相距360km,慢车每小时行80km,快车与慢车的速度比是5:4.两车分别从甲、乙两地同时开出,经过几小时相遇?