Choose the One Alternative That Best Completes the Statement or Answers

question 156

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
Solve the equation.
- $$x ^ { 2 } \left( x ^ { 2 } + 31 \right) = 180$$

• A) \(\{ \pm 5 i , \pm 6 \}\)
• B) \(\{ \pm 5 , \pm 6 \}\)
• C) \(\{ \pm 5 , \pm 6 i \}\)
• D) \(\{ \pm \sqrt { 5 } , \pm 6 i \}\)

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