Answer :

Consider y =


Let x = 27 and Δx = -1. Then, we get


Δy = (x+∆x)1/3 - (x)1/3



= (26)1/3 - 3


= (26)1/3 = Δy + 3


Now, dy is approximately equal to Δy and is given by:





=


Therefore, the approximate value of is 2.9629.


Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses
RELATED QUESTIONS :

If y = sin x and RD Sharma - Volume 1

Find the percentaRD Sharma - Volume 1

A circular metal RD Sharma - Volume 1

The radius of a sRD Sharma - Volume 1

The height of a cRD Sharma - Volume 1

Find the approximMathematics - Exemplar

Find the point onMathematics - Board Papers