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

question 48

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

---

Definitions:

Poly-

A prefix meaning "many" or "multiple," used in various scientific and technical contexts to denote multiplicity.

Blast

A powerful explosion or a strong gust of wind or air.

Cidal

Used as a suffix in pharmacology and microbiology to indicate substances or actions that kill (e.g., bactericidal, which means capable of killing bacteria).

-ase

A suffix used in biochemistry to denote enzymes, which are proteins that catalyze biochemical reactions.