NDA 2025
- Exam
- NDA
- Year
- 2025
- Subject
- Mathematics
- Chapter
- Functions
NDA 2025 · Mathematics · Functions
For the following two (02) items: Consider the function f(x) = 1 -...
For the following two (02) items:
Consider the function .
What is the domain of the function?
Consider the function .
What is the domain of the function?
Options
- A
- B
- C
- D
Correct answer
B.
Step-by-step solution
The given function is .
The expression inside the cube root is , which is a polynomial and is defined for all real values of .
Since the cube root of any real number is well-defined for all real numbers, the function is defined for all .
Therefore, the domain of the function is .
Answer:
The expression inside the cube root is , which is a polynomial and is defined for all real values of .
Since the cube root of any real number is well-defined for all real numbers, the function is defined for all .
Therefore, the domain of the function is .
Answer: