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This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Mathematics knowledge and support exam preparation. Choose a topic below to get started.
1. |
What is the maximum value of the function f(x, y) = 3xy + 4x2y2 in the region?
|
A. | 1 |
B. | 0 |
C. | 100 |
D. | 10 |
Answer» E. | |
2. |
Find the minimum value of the function f(x, y) = x2 + y2 +199 over the real domain. |
A. | 12 |
B. | 13 |
C. | 0 |
D. | 199 |
Answer» E. | |
3. |
The maximum value of the function is?
|
A. | 90 |
B. | cos(1) |
C. | sin(1).cos(1) |
D. | sin(3).cos(3) |
Answer» E. | |
4. |
If the Hessian matrix of a function is zero then the critical point is? |
A. | It cannot be concluded |
B. | Always at Origin |
C. | Depends on Function |
D. | (100,100) |
Answer» B. Always at Origin | |
5. |
What is the maximum value of the function f(x, y) = x2(1 + 3y) + x3 + y3 + y2(1 + 3x) + 2xy over the region x=0; y=0; x + y=1. |
A. | 0 |
B. | -1 |
C. | Has no maximum value |
D. | 2 |
Answer» E. | |
6. |
Consider the circular region x2 + y2 = 81, What is the maximum value of the function?
|
A. | 90 |
B. | 80 |
C. | 81 + 81<sup>3</sup> |
D. | 100 |
Answer» D. 100 | |
7. |
For function f(x, y) = sin-1(x2 + y2) critical points are found. Now a new graph g(x, y) is formed by coupling graphs f(x, y) and f(x, y) = sin-1(x2 + y2). What are the critical points of g(x, y). |
A. | (0,0) |
B. | There are infinite such points |
C. | Only positive (x, y) are critical points |
D. | (90,-90) |
Answer» C. Only positive (x, y) are critical points | |
8. |
Find the critical points of the function.
|
A. | (0,0) |
B. | (0,-90) |
C. | (90, 0) |
D. | None exist |
Answer» E. | |