Pre-Calculus - Learn how to evaluate the difference of two functions, f(x) = x^2 + 1; g(x) = sqrt(x)

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Mathematics
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11th Grade - University
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the domain of the function X^2 + 1 - sqrt(X)?
All real numbers
Numbers greater than or equal to zero
Numbers less than zero
Only positive integers
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you evaluate F of G at X=2?
By adding F(2) and G(2)
By multiplying F(2) and G(2)
By dividing F(2) by G(2)
By subtracting G(2) from F(2)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of 2^2 + 1 - sqrt(2)?
4 + sqrt(2)
4 - sqrt(2)
5 + sqrt(2)
5 - sqrt(2)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to understand the process of evaluating and subtracting functions?
To solve complex equations
To avoid using calculators
To memorize formulas
To understand the behavior of functions
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main takeaway from the example of plugging in 2 into the difference of the functions?
The result is different each time
The functions are identical
The result is always zero
The process is more important than the result
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