GATE2015-2-29

Question

For step-size, $\Delta x =0.4$, the value of following integral using Simpson’s $1/3$ rule is _______.

$$\int_0^{0.8} (0.2 + 25 x – 200 x^2 + 675 x^3 – 900 x^4 +400 x^5) dx$$