1

Factorize 25x4 – 20x3 + 4x2.

    • (5x2 – 2x) (5x2 + 2x)
    • (5x2 – 2x) (5x2 – 2x)
    • (5x2 – 2) (5x2 + 2)
    • (5x4 – 2x) (5 – 2x)