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2401.3. Interval methodes in inequalities

Write the correct answer!

Solve the inequality with an interval method! (x-2)(3+x)>0
In how many intervals the axis of numbers is divided by equation?
What sign has the inequality in the interval I (looking from the left side)? In the answer write + or -
How many lines are above the axis in the interval III?
What sign has the inequality in the interval II?
Grade:
9
Subject
Algebra
Theme
Inequalities and systems
Subtheme
Interval methodes in inequalities

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