Multiple Choice.The second derivative f''(0)of a given function is estimated using:(a)3pt-CFD with h=0.2(b)3pt-BFD with h=0.04(c)3pt-FFD with h=0.02Which result is better? Circle the right answera.(a)d. All equivalentb.(b)e. Cannot sayc.(c)Consider the folowing tableEstimate second derivative f''(0.25) using 3pt-FFD. Circle the right answer (or the closest)a.f''(0.25)=-35.556c.f''(0.25)=69.33b.f''(0.25)=-15d.f''(0.25)=-19Consider the folowing tableThe first and second derivatives f'(0), and f''(0) are estimated using:(a)3pt-CFD for f''(0)(b)3pt-FFD for f'(0)(c)2pt-CFD for f'(0)Which result is less accurate? Circle the right answera.(a)d.(b)b. All equivalente. Cannot sayc.(c)Consider the folowing tableWe want to estimate the missing value. Estimate the first derivative atx=-1.25,by two different secondorder methods (only covered methods are accepted), then estimate the missinmg value. Circle the rightanswer (or the closest)a.,12c.,14.667b.7.333d.,10.250