Think About It The graphs labeled (a), (b). (c). and (d) are graphs of the function f ( x , y ) = − 4 x / ( x 2 + y 2 + 1 ) . Match each of the four graphs with the point in space from which the surface is viewed. The four points are (20.15,25), (-15. 10.20). (20.20.0), and (20,0. 0).
Think About It The graphs labeled (a), (b). (c). and (d) are graphs of the function f ( x , y ) = − 4 x / ( x 2 + y 2 + 1 ) . Match each of the four graphs with the point in space from which the surface is viewed. The four points are (20.15,25), (-15. 10.20). (20.20.0), and (20,0. 0).
Solution Summary: The author explains that the graph will be seen as per points that satisfy the complete view of the given figure.
Think About It The graphs labeled (a), (b). (c). and (d) are graphs of the function
f
(
x
,
y
)
=
−
4
x
/
(
x
2
+
y
2
+
1
)
. Match
each of the four graphs with the point in space from which the surface is viewed. The four points are (20.15,25), (-15. 10.20). (20.20.0), and (20,0. 0).
sy = f(x)
+
+
+
+
+
+
+
+
+
X
3
4
5
7
8
9
The function of shown in the figure is continuous on the closed interval [0, 9] and differentiable on the open
interval (0, 9). Which of the following points satisfies conclusions of both the Intermediate Value Theorem
and the Mean Value Theorem for f on the closed interval [0, 9] ?
(A
A
B
B
C
D
=
Q6 What will be the allowable bearing capacity of sand having p = 37° and ydry
19 kN/m³ for (i) 1.5 m strip foundation (ii) 1.5 m x 1.5 m square footing and
(iii)1.5m x 2m rectangular footing. The footings are placed at a depth of 1.5 m
below ground level. Assume F, = 2.5. Use Terzaghi's equations.
0
Ne
Na
Ny
35 57.8 41.4 42.4
40 95.7 81.3 100.4
Q1 The SPT records versus depth are given in table below. Find qan for the raft 12%
foundation with BxB-10x10m and depth of raft D-2m, the allowable
settlement is 50mm.
Elevation, m 0.5 2
2 6.5 9.5 13 18 25
No.of blows, N 11 15 29 32 30 44
0
estigate shear
12%
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Finding The Focus and Directrix of a Parabola - Conic Sections; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=KYgmOTLbuqE;License: Standard YouTube License, CC-BY