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Factor 5z420z25 z ^ { 4 } - 20 z ^ { 2 }

Question 59

Multiple Choice

Factor: 5z420z25 z ^ { 4 } - 20 z ^ { 2 }


A) 4z2(z5) 4 z ^ { 2 } ( z - 5 )
B) 5z(z24) 5 z \left( z ^ { 2 } - 4 \right)
C) 5z2(z24) 5 z ^ { 2 } \left( z ^ { 2 } - 4 \right)
D) 4z2(z25) 4 z ^ { 2 } \left( z ^ { 2 } - 5 \right)
E) 5z2(z220) 5 z ^ { 2 } \left( z ^ { 2 } - 20 \right)

Correct Answer:

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