Q Search 7. Which rule is used to derive the formula for RK-2 method? * 9. For the given formula write the type with order of the error term * O Richardson Extrapolation O Both Trapezoidal and...

Extracted text: Q Search 7. Which rule is used to derive the formula for RK-2 method? * 9. For the given formula write the type with order of the error term * O Richardson Extrapolation O Both Trapezoidal and Extrapolation yI = yo + hf(xo. yo) O Trapezoidal rule Euler's formula, O() O Simpson rule O None O None O Taylor's formula, 0 (h) O Euler's formula, O (h) 8. Using RK-2 method find the value of y(0.2) for the given problem.* y' = f(x. y), x = 0, y = -1 and ki = 0, ka = 0.072 10. Write the values of r and n, for the evaluation of the integral using Simpson rule and extrapolation. * A O -0.964 O-0.928 shr) dx, Is (h = 0.2) and Isth = 0.6). O L.072 Or= 3, n = 4 OL.036 O None Or-n = 4 Or= 3, n= 2 O None r of the error term O O