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Promoted

ky asked in Science & Mathematics Mathematics · 2 years ago

Math problem help?

Can anyone tell me what I did wrong on part B ?

2 Answers

Relevance

Alan
Lv 7
2 years ago
You forget the minus sign.
it goes from 2 to to - infinity , not just infinity
(-infinity, 2]
Knightingale
Lv 4
2 years ago
There are calculators for this.

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