Solve Equations That Are Quadratic in Form
Solve the Equation $$x ^ { 1 / 2 } - 19 x ^ { 1 / 4 } + 90 = 0$$

question 252

Multiple Choice

Solve Equations That Are Quadratic in Form
Solve the equation by making an appropriate substitution.
- $$x ^ { 1 / 2 } - 19 x ^ { 1 / 4 } + 90 = 0$$

• A) \(\{ 10,000,6561 \}\)
• B) \(\{ 100,81 \}\)
• C) \(\{ - 10 , - 9 \}\)
• D) \(\{ 10,9 \}\)

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