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Solve the Equation x416x2225=0x ^ { 4 } - 16 x ^ { 2 } - 225 = 0

Question 35

Multiple Choice

Solve the equation.
- x416x2225=0x ^ { 4 } - 16 x ^ { 2 } - 225 = 0


A) {5,5,3,3}\{ - 5,5 , - 3,3 \}
B) {25,25,9i,9i}\{ - 25,25 , - 9 i , 9 i \}
C) {5,5,3i,3i}\{ - 5,5 , - 3 i , 3 i \}
D) {3,3,5i,5i}\{ - 3,3 , - 5 i , 5 i \}

Correct Answer:

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