Find All Real Solutions of the Equation $x ^ { 4 } = 16 x ^ { 2 }$

question 73

Multiple Choice

Find all real solutions of the equation. $x ^ { 4 } = 16 x ^ { 2 }$

• A) x = 0, x = 4, x = -4
• B) x = 0
• C) x = 0, x = 16, x = -16
• D) x = 0, x = 16
• E) none of these

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