Solve the Equation by Making an Appropriate Substitution $x - 3 \sqrt { x } + 2 = 0$

question 331

Multiple Choice

Solve the equation by making an appropriate substitution.
- $x - 3 \sqrt { x } + 2 = 0$

• A) \(\{ 1,4 \}\)
• B) \(\{ 1,2 \}\)
• C) \(\{ - 1,1 , - 2,2 \}\)
• D) \(\{ - 1,1 , - \sqrt { 2 } , \sqrt { 2 } \}\)

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A learning process through which the strength of a behavior is modified by reinforcement or punishment.

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