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3 years ago

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1 answer:

6 0

Answer:

84 people

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e-lub [12.9K]

Answer:

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Step-by-step explanation:

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3 years ago

notsponge [240]

3. B.

4. 9c + 9s + 32

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3 years ago

lorasvet [3.4K]

Answer:

8. $15m^2-31m+10\\$

9. $x^2y^2z^2+2xyz-3$

Step-by-step explanation:

$(a+b)(c+d)=ac+ad+bc+bd\\(3m-5)(5m-2)=3m*5m+3m(-2)-5*5m(-2)\\=3m*5m+3m(-2)-5*5m(-2)\\=15m^2-31m+10$

^#8^

$(xyz+3)(xyz-1)=xyzxyz+xyz(-1)+3xyz+3(-1)\\=xyzxyz+xyz(-1)+3xyz+3(-1)\\=x^2y^2z^2+2xyz-3$

^#9^

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2 years ago

NNADVOKAT [17]

120? I believe sorry if you get it wrong!

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3 years ago

pshichka [43]

Answer:

Step-by-step explanation:

321

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3 years ago