Rules for solving inequalities | Linear Inequalities | Grade 11 | Math | Khan Academy
Khan Academy India - English
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Rules for solving inequalities | Linear Inequalities | Grade 11 | Math | Khan Academy
2 555 просмотров · 1 год назад
Khan Academy India - English
608 тыс. подписчиков
2 555 просмотров · 1 год назад
Inequalities have a lot in common with equations and a lot of rules that apply for solving equations also apply for solving inequalities. Except when we are multiplying or dividing by negative numbers. What happens in that case? Why does it happen? Let's learn all about it in this video and practice what we learn on numerical and literal inequalities.
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Timestamps:
00:00 The most important thing to remember when solving inequalities
00:33 Inbuilt inequalities on the number line
01:35 Adding and subtracting on the number line
03:20 Multiplying by a positive number
04:25 Multiplying by a negative number
07:00 Practicing rules on numerical inequalities
08:27 Practicing rules on literal inequalities
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