jess6w2hojuanisa jess6w2hojuanisa

02-02-2017
Mathematics

contestada

Factor completely.

4u² – 20u + 25

2(2u – 5)²

(4u + 5)²

(2u – 5)²

(2u + 2)²

Respuesta :

07-02-2017

Factor the polynomial:

4u² – 20u + 25

Rewrite – 20u as – 10u – 10u, and then factor it by grouping:

= 4u² – 10u – 10u + 25

= 2u * (2u – 5) – 5 * (2u – 5)

= (2u – 5) * (2u – 5)

= (2u – 5)² <––– this is the answer.

I hope this helps. =)

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