Science:Math Exam Resources/Courses/MATH110/April 2019/Question 07 (b)/Hint 2

Once you have the formula for the quadratic approximation of $f(x)=x^{1/3}$, compare it to the linear approximation you calculated in part (a). Do you notice any similarities? Can you think of how this helps you calculate the quadratic approximation more efficiently in an exam scenario?