What is the first restriction applied when you encounter a radical in an equation?
Find the domain of a function with the radical in the numerator

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Mathematics, Social Studies
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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
The expression under the radical must be less than zero.
The expression under the radical must be greater than or equal to zero.
The expression under the radical must be equal to zero.
The expression under the radical must be a positive integer.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the second restriction related to denominators in equations?
The expression in the denominator must be a positive integer.
The expression in the denominator cannot be zero.
The expression in the denominator must be less than zero.
The expression in the denominator must be greater than zero.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why might restriction #2 not apply in some cases?
Because the expression leads to an imaginary number.
Because the expression leads to a positive number.
Because the expression leads to a zero value.
Because the expression leads to a negative number.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example problem, what is the solution for the value of x?
x must be less than -1.
x must be greater than 1.
x must be greater than or equal to -1.
x must be equal to -1.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens if the expression under a radical is negative?
It results in a real number.
It results in a positive integer.
It results in an imaginary number.
It results in zero.
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