Differensen -a−b kan skrivas om genom att bryta ut ett minustecken. På samma sätt som -(a+b) kan skrivas som -a−b, kan vi göra det steget baklänges och skriva -a−b som -(a+b).
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{{ 'ml-article-ecourses-video-lessons' | message }}
{{ 'ml-article-ecourses-course-theory' | message }}
{{ 'ml-article-ecourses-join-classroom' | message }}
{{ 'ml-article-ecourses-graphing-calculator' | message }}
{{ 'ml-article-ecourses-quiz-games' | message }}
{{ 'ml-article-ecourses-study-together' | message }}
{{ 'ml-article-community-create-and-share-channels' | message }}
{{ 'ml-article-community-share-content-and-challenge' | message }}
{{ 'ml-article-community-cooperate-with-friends' | message }}
{{ 'ml-article-worksheets-course1' | message }}
{{ 'ml-article-worksheets-course2' | message }}
{{ 'ml-article-worksheets-course3' | message }}
{{ 'ml-article-worksheets-course4' | message }}
{{ 'ml-article-math-solver-photo-scan-solve' | message }}
{{ 'ml-article-math-solver-step-by-step' | message }}
{{ 'ml-article-math-solver-graph-math-problem' | message }}