Suppose that the values of a smooth function/is known forx=0, 0.3, 1.2, 1.5 and 1.8. Select the 3 point numerical differentiation scheme that will best approximate f(1.2) O Backward difference with...

Extracted text: Suppose that the values of a smooth function/is known forx=0, 0.3, 1.2, 1.5 and 1.8. Select the 3 point numerical differentiation scheme that will best approximate f(1.2) O Backward difference with h-0.3 O Backward difference with h=0.6 O Forward difference with h=0.6 O Forward difference with h=0.3 Find a h and c so that the quadrature formula has the highest degree of precision