MCQOPTIONS
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MCQOPTIONS
This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
f(x) = ( sqrt{9-x^2} ). Find the range of the function. |
| A. | R |
| B. | R<sup>+</sup> |
| C. | [-3,3] |
| D. | [0,3] |
| Answer» E. | |
| 2. |
f(x) = ( sqrt{9-x^2} ). Find the domain of the function. |
| A. | (0,3) |
| B. | [0,3] |
| C. | [-3,3] |
| D. | (-3,3) |
| Answer» D. (-3,3) | |
| 3. |
Find range of function |x|. |
| A. | Set of real numbers |
| B. | Set of positive real numbers |
| C. | Set of integers |
| D. | Set of natural numbers |
| Answer» C. Set of integers | |
| 4. |
Find domain of function |x|. |
| A. | Set of real numbers |
| B. | Set of positive real numbers |
| C. | Set of integers |
| D. | Set of natural numbers |
| Answer» B. Set of positive real numbers | |
| 5. |
f(x) = { ( frac{|x|}{x} ) for x 0 and 0 for x=0}. Which function is this? |
| A. | Constant |
| B. | Modulus |
| C. | Identity |
| D. | Signum function |
| Answer» E. | |
| 6. |
Let R be a relation defined on set of natural numbers {(x, y): y=2x}. Is this relation can be called a function? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
In a function from set A to set B, image can have more than one preimage. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
In a function from set A to set B, every element of set A has___________ image in set B. |
| A. | one and only one |
| B. | different |
| C. | same |
| D. | many |
| Answer» B. different | |