Provide an appropriate response.Explain in your own words why possible solutions of radical equations must be checked.
What will be an ideal response?
The square of a number is equal to the square of its opposite. Thus, while squaring both sides of a radical equation allows us to find the solutions of the original equation, this procedure can also introduce numbers that are not solutions of the original equation.
You might also like to view...
Use the number of sides to name the polygon.
A. quadrilateral B. hexagon C. heptagon D. pentagon
Four players (A, B, C, and D) agree to divide the 16 items shown below by lining them up in order and using the method of markers. The players' bids are as indicated.
Item 15
A. goes to A. B. goes to B. C. goes to C. D. goes to D. E. is left over.
Provide an appropriate response.Perform the division: 
A. 12y4 B. 5y2 C. 12y2 D. 5y4
For the following question(s), refer to the digraph below.
Which of the following is not a path from vertex A to vertex E in the digraph?
A. A, B, E B. A, B, C, B, E C. A, C, B, E D. A, B, D, E E. all of these are paths from A to E.