Solve the Equation by Making an Appropriate Substitution $$x ^ { 1 / 2 } - 12 x ^ { 1 / 4 } + 27 = 0$$

question 404

Multiple Choice

Solve the equation by making an appropriate substitution.
- $$x ^ { 1 / 2 } - 12 x ^ { 1 / 4 } + 27 = 0$$

• A) \(\{ 81,6561 \}\)
• B) \(\{ - 3 , - 9 \}\)
• C) \(\{ 9,81 \}\)
• D) \(\{ 3,9 \}\)

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