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Dmitry_Shevchenko [17]
3 years ago
12

Really desperate cant find anyone to help me would really appreciate any help i can get

Mathematics
1 answer:
oksano4ka [1.4K]3 years ago
3 0

Let the model for the change in water vapor be

y = x^3 − 8x^2 + 15x

to find the x intercepts we can factor this expression

x^3 − 8x^2 + 15x = x(x−3)(x−5)

the x intercepts are 0, 3, 5

Hope this helps!

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Confused!!i need help
kifflom [539]

Answer:

1. {5}^{3}

2. 2 \times 6

3. x + 5

4. 2(x + 7)

5. x8

6. 9(x  + 2)

7. {2}^{5}

8. 14 \div 2

5 0
3 years ago
Given the conversion factors 12 in/1 ft and 3.28 ft/1 m, which line segment is longer?
chubhunter [2.5K]

Answer:

Line segment A

Step-by-step explanation:

The apostrophe symbol represents feet.

1 meter can be converted into 3.28'

Since 5.5' > 3.28', Line segment A is larger

8 0
2 years ago
Read 2 more answers
When a number x is multiplied by 4 the result is 2/5 what is the vaule of x
topjm [15]
2/5 as a decimal is 0.4 
4*0.1=0.4 
meaning x is 0.1
7 0
3 years ago
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Pick a two-digit number greater than 25. Rewrite your two-digit number as a difference of two numbers. Show how to use the ident
e-lub [12.9K]

Answer:

Step-by-step explanation:

32²=(40-8)²

=40²-2(40)(8)+8²

=1600-640+64

=1664-640

=1024

also 32²=1024

3 0
3 years ago
If 3(r+300)=6, then what would be the value of r+300-2?
saveliy_v [14]

Solve for r in the first equation:

3(r+300) = 6

Use the distributive property:

3r + 900 = 6

Subtract 900 from both sides:

3r = -894

Divide both sides by 3:

r = -894 / 3

r = -298

Now you have r, replace r in the second equation and solve:

r +300 -2 =

-298 + 300 - 2 = 0

The answer is 0.

6 0
3 years ago
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