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Understanding Polynomial Functions

4. Polynomial Functions / Understanding Polynomial Functions / 문제 1

문제 1

Factor completely:
x³ + 4x² -25x - 100

A

(x² + 25)(x - 4)

B

(x² + 25)(x + 4)

C

(x - 5)(x - 4)(x + 4)

D

(x - 5)(x + 5)(x + 4)