solve the compound inequality?

👨🏻‍🏫 學術台數學

[匿名]

2015-09-21 3:09 pm

x<=1 and x>=-4

回答 (2)

[匿名]

2015-09-21 3:21 pm

here is a graphic solution

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Pinkgreen

2015-09-21 3:12 pm

Ans. -4=<x<=1

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