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Solve
- x45x236=0x ^ { 4 } - 5 x ^ { 2 } - 36 = 0

Question 169

Multiple Choice

Solve.
- x45x236=0x ^ { 4 } - 5 x ^ { 2 } - 36 = 0


A) 9,9,4i,4i- 9,9 , - 4 i , 4 i
B) 3,3,2i,2i- 3,3 , - 2 \mathrm { i } , 2 \mathrm { i }
C) 2,2,3i,3i- 2,2 , - 3 i , 3 i
D) 3,3,2,2- 3,3 , - 2,2

Correct Answer:

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