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defon
3 years ago
13

Expand and simplify x(x + 1)(x + 2)

Mathematics
1 answer:
zimovet [89]3 years ago
6 0

Answer:

x^3 + 3x^2 + 2x

Step-by-step explanation:

x(x^2 + x + 2x + 2)

x ( x^2 + 3x + 2)

x^3 + 3x^2 + 2x

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Joseph needs 345 cement blocks to build a wall 40 cm thick. He needs 205 cement blocks to build a wall 25 cm thick. Each block c
IrinaVladis [17]

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Answer:

  $105

Step-by-step explanation:

The thicker wall takes 345 -205 = 140 more blocks. Each of those costs $0.75, so the added blocks will cost ...

  140 × $0.75 = $105

The thicker wall will cost $105 more.

7 0
3 years ago
How is human impact on the tundra and the rainforests similar? a. Both have been impacted by oil drilling and mining. b. Both ha
andrew11 [14]

Answer: This is a guess I am not that smart

c. Both have been impacted by overgrazing and radioactive pollution.

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3 years ago
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Why is 2/3 greater than 3/5? Explain this to an 8 year old
Dmitrij [34]

\text{Hey there!}

\bf{\frac{2}{3}=0.6\overline{6}7}\\\\ \bf{\frac{3}{5}=0.60}

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8 0
3 years ago
How do you divide fractions
kifflom [539]
Find the reciprocal of the second fraction (flip numerator and denominator's spots) and multiply the two fractions.
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How do you solve u/5+u/10-u/6=1
Zinaida [17]
Find the least common denominator for each of these fractions then complete the equation until it equals 1.

Common factor is 30
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u/10 = 3u/30
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6u/30 + 3u/30 - 5u/30 = 1
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u = 7.5
8 0
3 years ago
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