00:01
Hello students, in this question, for first phase, at x is equal to 0, f dot n is equal to minus 2x and which is equal to minus 2 at 0 is equal to 0.
00:16
Second, phase x is equal to 3, f dot n is equal to 2x and 2 into 3 is equal to 6.
00:25
Third, phase at x is equal, y is equal to 0, f dot n is equal to minus 2y, minus 2 into 0 is equal to 0.
00:39
Fourth, phase y is equal to 3, f dot n is equal to 2y, 2 into 3 is equal to 6.
00:49
Fifth, phase z is equal to 0, f dot n is equal to minus z, which is minus 0 is equal to 0.
00:58
Now, for the first, 0 to 3, 0 to 3, dy, 0 dy dz is equal to 0.
01:07
For second, 0 to 3, 0 to 3, 6 dy dz is equal to 54...