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AlexFokin [52]
3 years ago
5

Write your answer in standard form 25x +20​

Mathematics
1 answer:
Gnom [1K]3 years ago
8 0

Answer:

I'm pretty sure that is in standard form

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In 1992, Jason bought a gallon of gas for $1.19. Yesterday, he bought a gallon of gas for $2.23. What is the percentage increase
dexar [7]

Answer:

87.3

Step-by-step explanation:

I did the math

8 0
3 years ago
A company's profit C (in thousands of dollars) can be modeled by the polynomial function C = - 5x ^ 3 + 6x ^ 2 + 15x , where x i
steposvetlana [31]

Answer:

849 items.

Step-by-step explanation:

Given that the profit C (in thousands of dollars) for x thousands of items related as

C = - 5x ^ 3 + 6x ^ 2 + 15x \\\\\Rightarrow -5x^3+6x^2+15x -C=0\cdots(i)

As the profit is $14,000 for producing 2000 items, so

C= 14 thousand dollars and

x= 2 thousand items.

Putting C= 14 in the equation ( we have),

-5x^3+6x^2+15x -14=0\cdots(ii)

Now, x=2 is one of the solutions to the equation (ii), so (x-2) is a factor of the equation (ii), we have

(x-2)(-5x^2-4x+7)=0 \\\\\Rightarrow x-2=2 \; or \; -5x^2-4x+7=0

We have the given solution for x-2=0, so sloving -5x^2-4x+7=0 for other solutions.

-5x^2-4x+7=0 \\\\\Rightarrow x= \frac {-(-4)\pm \sqrt {(-4)^2-4\times (-5)7}}{2\times (-5)} \\\\\Rightarrow x= \frac {4\pm \sqrt {156}}{2\times (-5)} \\\\\Rightarrow x= \frac {4\pm 12.49}{2\times (-5)} \\\\\Rightarrow x = \frac {4+ 12.49}{2\times (-5)}, \frac {4- 12.49}{2\times (-5)} \\\\\Rightarrow x = -1.649, 0.849

As the number of items cant be negative, so x= 0.849 thousand is the other number of items.

Hence, the other number of items for the same profit is 849 items.

4 0
3 years ago
What is the area of a figure with a 3.5 cm height and a 4.8 length
Mamont248 [21]
The area it depends on what kind of shape it is can you tell us what kind of shape it is
7 0
4 years ago
You are standing 15 feet away from your friend's apartment building and look to see your friend at an angle of elevation of 72º.
Maksim231197 [3]

Answer:

15arctan(72°)

Step-by-step explanation:

4 0
3 years ago
<<< HERE IT IS HELP AND STAY IF U CAN
olganol [36]

Answer:

<XYZ

Step-by-step explanation:

It would be XYZ because they line up with ABC on the triangle. All you have to do is find the lines that both the triangles have in common.

7 0
3 years ago
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