Algebra problems multiple choice questions (MCQs), algebra problems quiz answers to learn math online courses. Functions and limits MCQs, algebra problems quiz questions and answers for online bachelor degree. Learn composition of functions, college math, notation and value of function, linear functions, algebra problems test prep for online certifications.

Practice functions and limits test MCQs: if ƒ(x) = √(x²) -9, then domain of f is, with choices [-∞,-2]∪[2,∞], [-2,2], [-3,3], and [-∞,-3]&cup'[3,∞] for online bachelor degree. Practice merit scholarships assessment test, online learning algebra problems quiz questions for competitive assessment in math major.

MCQ: If ƒ(x) = √(x²) -9, then domain of f is

1. [-∞,-2]∪[2,∞]
2. [-2,2]
3. [-3,3]
4. [-∞,-3]&cup'[3,∞]

D

MCQ: If ƒ(x) = √(x² -1), then domain of f is

1. [-∞,-1]∪[1,∞]
2. [-2,2]
3. [-∞,-2]∪[2,∞]
4. [-∞,-3]∪[3,∞]

A

MCQ: If ƒ(x) = √(x² -4), then domain of f is

1. [-∞,-2]∩[2,∞]
2. [-∞, ∞]
3. [-2,2]
4. [-3,3]

D

MCQ: If ƒ(x) = √(x +1, then domain of f is

1. [-∞,0]
2. [-∞, ∞]
3. [0,∞]
4. none of these

C

MCQ: If ƒ(x) = √(x² +1, then domain of f is

1. [-∞,-1]∪[1,∞]
2. [-∞, ∞]
3. [-∞,-2]∪[2,∞]
4. [-∞,-2]∪[3,∞]

B