Answer:
f=110132.328974hti
Step-by-step explanation:
With the given order of integration, the interval over D is
0.66
24.95 x 25%=6.23
24.94 - 6.23 = 18.72
25.80 x 30% = 7.74
25.80 - 7.74 = 18.06
18.72 -18 .06 = 0.66