A share has value $y, x days after launch, given by y=x^(1/3),find the value of share 1000days after launching and use 'small changes' to find the value 1000 days after launching(Cool)

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- July 20th 2009, 01:38 PMRose Wanjohismall changes
A share has value $y, x days after launch, given by y=x^(1/3),find the value of share 1000days after launching and use 'small changes' to find the value 1000 days after launching(Cool)

- July 20th 2009, 02:18 PMHallsofIvy
- July 21st 2009, 01:12 AMRose Wanjohi
no, 1001 is a big change it is something like 1000.1 days so say the small change can be

1000.1-1000=0.1

small change in y=dy/dx*small change in x=dy/dx*0.01