Question

@perl

Answer 1

i got 6, can you check please?

Answer 2

i have a couple questions to check if you could (:

Answer 3

the general formula is , assuming we divide an interval [a,b] into n+1 points
where x0 = a , xn = b

T = ( delta x ) / 2 * ( f (xo) + 2*f(x1) + 2 * f(x2) + ... + 2 * f( xn-1) + f( xn) )