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nadya68 [22]
4 years ago
7

The price of a computer component is decreasing at a rate of 13​% per year. State whether this decrease is linear or exponential

. If the component costs ​$90 ​today, what will it cost in three​ year
Mathematics
1 answer:
nika2105 [10]4 years ago
3 0

Answer:

$59.27

Step-by-step explanation:

It is exponential decrease.

After each year goes by its worth 100 - 0.13 = 0.87 of the previous value.

The equation of decrease  is V = 90(0.87)^t   where t = the number of years.

So after 3 years it is worth  90(0.87)^3

= $59.27.

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What is the following in simplest form? sqrt(8)+3sqrt(2)+sqrt(32)
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\bf \sqrt{8}+3\sqrt{2}+\sqrt{32}\qquad 
\begin{cases}
8=2\cdot 2\cdot 2\\
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32=2\cdot 2\cdot 2\cdot 2\cdot 2\\
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\end{cases}
\\\\\\
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\\\\\\
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3 years ago
Hunter had 16 jars of paint. He used 2 of them on a painting. He bought 8 more jars. Then, he used some of jars to make another
san4es73 [151]

Answer:

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4 0
3 years ago
Read 2 more answers
Please help me with this
Evgesh-ka [11]

B. The graph that best represents the equation y =  |x| - 1 is the option B.

To solve this problem we have to try with some values, the symbol |x| is the absolute value which means any number either positive or negative always is positive |-5| = 5 and |5| = 5.

Let's take x = -3, -2, -1, 0, 1, 2, 3.

For x = -3

y = |-3| - 1 = 3 - 1

y = 2

For x = -2

y =  |−2| - 1 = 2 - 1

y = 1

For x = -1

y =  |−1| - 1 = 1 - 1

y = 0

For x = 0

y =  |0| - 1 = 0 - 1

y = -1

For x = 1

y =  |1| - 1 = 1 - 1

y = 0

For x = 2

y =  |2| - 1 = 2 - 1

y = 1

For x = 3

y =  |3| - 1 = 3 - 1

y = 2

y  ║  x

2      -3

1       -2

0       -1

-1       0

0       1

1        2

2       3

If we graph the points obtain in the table above, the result is a graph with the characteristics of the option B.

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3 years ago
In a particular year, the United States had a national debt of 1.1 x 1013 U.S. dollars.
kolezko [41]
The answer is to your question is 100:1
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3 years ago
A square has side length 3.4 cm. The side length of the enlargement is 17 cm. Determine the scale factor.
lora16 [44]

Answer:

The scale factor is <u>5</u>

Step-by-step explanation:

To find the scale factor, we divide 17 by 3.4 to find how much it was enlarged by.

17/3.4 = 5

We do this becuase when finding the scale factor, we take the dilated shape/side length and divide it by the original shape/side length.

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