McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Master of Commerce (M.com) , Bachelor of Commerce (B Com) .
| 251. |
Function f(x) is exist when: |
| A. | LHL = RHL |
| B. | LHL ≠ RHL |
| C. | LHL > RHL |
| D. | LHL < RHL |
| Answer» A. LHL = RHL | |
| 252. |
𝑑𝑥 is: |
| A. | 1 + c |
| B. | 0 |
| C. | x + c |
| D. | y + c |
| Answer» C. x + c | |
| 253. |
A function expressed directly in terms of the dependent variable is an _________ function, where one variable is dependent on the other. |
| A. | implicit |
| B. | fixed |
| C. | variable |
| D. | explicit |
| Answer» D. explicit | |
| 254. |
In the equation y = f (x), y is the __________variable and x is the ____________variable. |
| A. | dependent; independent |
| B. | independent; dependent |
| C. | first; second |
| D. | explicit; implicit |
| Answer» A. dependent; independent | |
| 255. |
The limit of a constant function lim𝑥→𝑎 𝑓 𝑥 = 𝑐 is |
| A. | x |
| B. | c |
| C. | a |
| D. | f(x) |
| Answer» B. c | |
| 256. |
The derivative of x3 is |
| A. | 3x |
| B. | 3 |
| C. | 3x2 |
| D. | x |
| Answer» C. 3x2 | |
| 257. |
The derivative of (5x - 2)3 is |
| A. | 15(5x - 2)2 |
| B. | 5x - 2 |
| C. | 15(5x - 2)3 |
| D. | 15x - 2 |
| Answer» A. 15(5x - 2)2 | |
| 258. |
The derivative of 2x+3 is |
| A. | x |
| B. | 3 |
| C. | 2 |
| D. | 1 |
| Answer» C. 2 | |
| 259. |
7. 𝑑𝑥 is equal to |
| A. | 1 |
| B. | x |
| C. | y |
| D. | 0 |
| Answer» B. x | |
| 260. |
A square matrix in which every non-diagonal is zero and all diagonal elements are equal is called |
| A. | Scaler matrix |
| B. | Square matrix |
| C. | Column matrix |
| D. | Row matrix |
| Answer» A. Scaler matrix | |
| 261. |
Differential calculus helps to find the |
| A. | Rate of change of a quantity |
| B. | Quantity when the rate of change is known |
| C. | Quantity when the rate of change is unknown |
| D. | None of the above |
| Answer» A. Rate of change of a quantity | |
| 262. |
Integral calculus helps to find the |
| A. | Rate of change of a quantity |
| B. | Quantity when the rate of change is known |
| C. | Quantity when the rate o change is unknown |
| D. | None of the above |
| Answer» B. Quantity when the rate of change is known | |
| 263. |
A function expressed directly in terms of the dependent variable is said to be an |
| A. | Explicit function |
| B. | One valued function |
| C. | Two valued function |
| D. | None of the above |
| Answer» B. One valued function | |
| 264. |
When the dependent variable increases with an increase in the independent variable, the function is called |
| A. | Algebraic functions |
| B. | Rational functions |
| C. | Monotonically increasing function |
| D. | None of the above |
| Answer» C. Monotonically increasing function | |
| 265. |
The limit of the ratio of the increment in the function corresponding to a small increment in the argument as the latter tends to zero is |
| A. | matrix |
| B. | limit |
| C. | function |
| D. | derivative |
| Answer» D. derivative | |
| 266. |
Integration is also known as |
| A. | Anti-derivative |
| B. | Disintegration |
| C. | Differentiation |
| D. | Integral |
| Answer» A. Anti-derivative | |
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