A Partial Solution Set Is Given for the Equation $$x ^ { 4 } - 4 x ^ { 3 } - 6 x ^ { 2 } + 40 x - 40 = 0 ; \{ 2,2 \}$$

question 14

Multiple Choice

A partial solution set is given for the equation. $$x ^ { 4 } - 4 x ^ { 3 } - 6 x ^ { 2 } + 40 x - 40 = 0 ; \{ 2,2 \}$$
Find the complete solution set.

• A) \(\quad 2,2 , \sqrt { 10 } , - \sqrt { 10 }\)
• B) \(\quad 5,5 , \sqrt { 10 } , - \sqrt { 10 }\)
• C) \(2,2 , \sqrt { 12 } , - \sqrt { 12 }\)
• D) none of these
• E) \(2,2 , \sqrt { 5 } , - \sqrt { 5 }\)

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