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Begrepp

Kvadrering

När man kvadrerar något höjer man upp det till

2 .

Kvadrerar man t.ex. talet

7

får man

7^{2} = 49 .

Detta kallas även sju i kvadrat. Det kan också röra sig om en ekvation. Kvadrerar man exempelvis

x = 3

höjer man upp båda led med

2 .

(x)^{2} = 3^{2} .

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