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natulia [17]
3 years ago
8

Writing Equations Given 2 Points

Mathematics
1 answer:
andre [41]3 years ago
6 0
Y-1=2(x-3) is the answer in point slope form
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Water is pumped out of a 500-gallon tank at a rate of 2.5 gallons per second. The inequality 500−2.5t<100 can be used to dete
kherson [118]

Answer:

160\ \text{s}

Step-by-step explanation:

The inequality that represents the situation is

500-2.5t where t is the time in seconds

\Rightarrow -2.5t

\Rightarrow -2.5t

\Rightarrow 2.5t>400

\Rightarrow t>\dfrac{400}{2.5}

\Rightarrow t>160\ \text{s}

So, the time after which there will be less than 100 gallons of water is 160\ \text{s}.

7 0
3 years ago
Simplify (x − 4)(3x2 − 6x + 2). 3x3 + 6x2 − 22x + 8 3x3 − 18x2 + 26x − 8 3x3 − 18x2 − 22x − 8 3x3 + 6x2 + 22x + 8
katrin [286]

Answer:

3x^3-18x^2+26x-8

Step-by-step explanation:

(x-4)(3x^2-6x+2)

3x^3-6x^2+2x-12x^2+24x-8

3x^3-6x^2-12x^2+2x+24x-8

3x^3-18x^2+26x-8

4 0
4 years ago
Correct 33.246 to 2 significant figures​
WITCHER [35]
Correct 33.246 to 2 significant figures:

the answer is 33 :)
4 0
4 years ago
An association of art museums releases a study reporting that museums with restaurants have a greater number of annual visitors.
ICE Princess25 [194]

Answer:

Option B is the correct answer.

An association of art museums releases a study reporting that museums with restaurants have a greater number of annual visitors because---

B. There may be a correlation between having a restaurant and having a greater number of annual visitors.

Correlation can be defined as a relationship between two things. Here, the correlation is between the restaurants and the number of visitors. When they don't have restaurant, the number of visitors must have been low.

7 0
4 years ago
What is the product of (3a + 2)(4a2 – 2a + 9)?
V125BC [204]

Answer:

D

Step-by-step explanation:

Multiply each term in the first expression by each term in the second expression and combine like terms.

12a3+2a2+23a+18

-hope it helps

4 0
3 years ago
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