Solving Radical Equations 2 with Help
View the Lesson | MATHguide homepage Updated November 11th, 2017


Status: Waiting for your answers.





Problem: Solve for the variable. Check a value if it is extraneous.
 
f + 7  = f - 5
 
f + 7 = ( f + )2
 
f + 7 = f2 + f +
 
0 = f2 + f +
 
0 = ( f + )( f + )
 
f1 =     f2 =
extraneous   extraneous