By Simposon's rule taking n = 4, the value of the integral is equal to
0.785
0.788
0.781
None of these
If such that f(2) = 0. Then, f(x) is
D.
The foot of perpendicular from the point (3, 4, 5) to the plane x + y + z = 9 is
(2, 3, 4)
(3, 5, - 2)
(3, 5, 2)
(3, 2, 4)