aangelgarciaa aangelgarciaa

18-06-2019
Mathematics

contestada

Simplify (5√2-1)^2 please I need help

Respuesta :

freckledspots freckledspots

18-06-2019

Answer:

51-10sqrt(2)

Step-by-step explanation:

(a-b)^2=a^2-2ab+b^2

(5sqrt(2)-1)^2=(5sqrt(2))^2-2(5sqrt(2))(1)+1^2

=5^2(2)-2(5sqrt(2))(1)+1^2

=25(2)-10sqrt(2)+1

=50-10sqrt(2)+1

=51-10sqrt(2)

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