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Vinvika [58]
2 years ago
15

The length of a rectangle is 4 units greater than its with ,and the area of a rectangle can be expressed by the equation y= x^2+

4x. Wha tins the reasonable domain for this function
Mathematics
1 answer:
anyanavicka [17]2 years ago
4 0

Answer:

all real numbers

Step-by-step explanation:

The domain are the values of the input values x that makes the given function exist

Given the function:

y= x^2+4x

Since x^2 is a perfect square, the value of x can exist on all real numbers

Hence the domain of the function is all real numbers

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A peqch pie is made with 13 peaches, which are evenly distributed throughout the pie. If Joe ate one slice that contained exactl
bekas [8.4K]

Answer:

138.5°

Step-by-step explanation:

Since the peach pie is a circle, we have a total angle of 360°.

We need to determine what fraction of the total pie of 13 peaches is the 5 peaches contained in Joe's slice.

This is number of peaches in Joe's slice/total number of peaches in pie = 5/13. To find the angle Joe's slice measures, we multiply 5/13 by 360°.

So, 5/13 × 360°

= 0.3846 × 360°

= 138.46°

≅ 138.5° to the nearest tenth of a degree

3 0
2 years ago
The cost to hire a plumber for x hours is shown on the graph. For this graph, what does the y-intercept of the line of best fit
Alenkasestr [34]
The y-intercept represents the flat charge to hire the plumber

Explanation: The y-intercept is 0 hour, which can represent flat charge
5 0
2 years ago
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1. Explain in a complete sentence if the point (2, -4) is the solution to the system of equations. x + y = -2 2x – y = 8
Temka [501]
So, it says x + y = -2
we just plug in the numbers so,
2 + - 4 = -2
This equation is true and can also be written as
2 - 4 = -2

It also then says that 2x - y = 8
Again, you just plug in the numbers
2 * 2 - (-4) = 8 
This equation is true and can also be writen as,
2*2 + 4 = 8
7 0
3 years ago
If a coin is flipped 10 times, what is the probability that it will show all heads or all tails? A 1/2 B 1/512 C 1/1022 D 1/1024
Ksju [112]

The probability of multiple events happening is calculated by multiplying the probabilities of each event together. This is the case if each event is independent of the other events.

For a fair coin, the probability of tails is 1/ 2 or 0.5, so the probability of all tails in 10 tosess is (1/2)^10 = 1/1024 = 0.0009765625

Correct answer: D

4 0
3 years ago
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Hans needs to memorize words on a vocabulary list for Latin class. He has memorized 20 of the words which is 1/4 of the list. Ho
Sliva [168]
If hans memorized 20 of the words which is 1/4 of the list that means you need to multiply by 4 to get the total number of words which would be 80.
8 0
3 years ago
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