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Example Questions
Example Question #3 : Solve Radical Equations And Inequalities
Solve this radical function:
Possible Answers:
None of these answers.
Correct answer:
Explanation:
Add x to both sides:
Square both sides:
Simplify:
Factor and set equal to zero:
Example Question #4 : Radical Functions
Which of the following is and accurate graph of ?
Possible Answers:
Correct answer:
Explanation:
Remember , for .
Step 1, realize where starts: A) observe never occurs, B) zero-out the radical component of ;
C) The resulting point is .
Step 2, find simple points for after :
, so use ;
The next resulting point; .
, so use ;
The next resulting point; .
Step 3, draw a curve through the considered points.
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