SOLUTION: a. Find all real solutions to: x^(2/3) - x^(1/3) = 6. If you elimate a solution or equation, explain or show why. State clearly any substitution used. b. A function f has the ve

Question 948291: a. Find all real solutions to: x^(2/3) - x^(1/3) = 6. If you elimate a solution or equation, explain or show why. State clearly any substitution used.
b. A function f has the verbal description "Subtract 2, then cube the result" Find a formula that expresses f algebraically.
Thank you

Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
a)
Use a substitution, ,
So,

Two solutions:

and

.
.
.
b)

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