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db27102000
@db27102000
August 2022
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Помогите,отдам 40 баллов^^
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ники34
6. 15
7. -2.25
8. 2)
9.A) 4, Б) 1, В) 2
10.
0 votes
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hot0808
В пятом номере правильно В - 3
Aclal
5.А-4,Б-2,В-3
7.а^2-64 (а-8)(а+8) а-8
-------------- = ----------------= --------
4а^2+32а 4а(а+8) 4а
при а=о,8
0,8-8 - 7,2
--------= ----------= -2,25
4*0,8 3,2
8.х^2-36=0
х^2=36
х1=6 х2=-6
Ответ:(-6;6)
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ники34
0.8-8, случайно не -7.2?
Aclal
Случайно,да..
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Answers & Comments
7. -2.25
8. 2)
9.A) 4, Б) 1, В) 2
10.
7.а^2-64 (а-8)(а+8) а-8
-------------- = ----------------= --------
4а^2+32а 4а(а+8) 4а
при а=о,8
0,8-8 - 7,2
--------= ----------= -2,25
4*0,8 3,2
8.х^2-36=0
х^2=36
х1=6 х2=-6
Ответ:(-6;6)