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Ray Of Light [21]
4 years ago
13

8x^2+18x+9 What is the factored form of the expression?

Mathematics
1 answer:
Contact [7]4 years ago
4 0
8x^2+18x+9= \frac{1}{2}(16x^2+(4*9)x+18)=\frac{1}{2}(4x+6)(4x+3) \\= \frac{1}{2}(2)(2x+3)(4x+3)=(2x+3)(4x+3)
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A cell phone package charges $39 even if 0 minutes are used during the month. Each additional minute of talk time adds $0.07.
Orlov [11]

Answer: the slope intercept form for this situation is y = 0.07x + 39

Step-by-step explanation:

The cell phone package charges $39 even if 0 minutes are used during the month. This means that the package has a constant charge of $39.

Each additional minute of talk time adds $0.07. Assuming x additional minutes of talk time is made, the total cost of x additional minutes of talk time would be

0.07x + 39

Let y represent the total cost of x additional minutes, then

y = 0.07x + 39

The equation for the slope intercept form is expressed as

y = mx + c

Where

m = slope

c = intercept.

Comparing with our equation,

The slope is 0.07 and the intercept is 39

7 0
3 years ago
Brian's math test scores are: 86, 90, 93, 85, 79, 92. What is the mean and median?
IgorLugansk [536]

Answer:

Median: 89

Mean: 87.5

Step-by-step explanation:

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93, 85

93 + 85

178

178/2

89

86 + 90 + 93 + 85 + 79 + 92

525

525/6

87.5

4 0
3 years ago
Mr. Mole left his burrow that lies 7 meters below the ground and started digging his way deeper into the ground, descending at a
netineya [11]

Answer:

7/6 =1.16  

Step-by-step explanation:

1.16x16=6

5 0
2 years ago
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Kryger [21]
We need to see the graph in order to solve this problem
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3 years ago
What is the degree of 4x^8y^5?
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I just calculated it and it's 13 ..
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