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KatRina [158]
3 years ago
7

A. Explain why a system that consists of a linear equation and a quadratic equation can have zero, one, or two solutions.​

Mathematics
1 answer:
Helen [10]3 years ago
4 0

Answer:

Step-by-step explanation:

The solution is where the line intersects the curve of the quadratic.

If it doesn't intersect : Zero solution.

If it just touches the curve:- one solution

If it intersects at 2 points :- 2 solutions

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You are considering the purchase of a closed circuit TV monitoring system for your store. The quarterly physical inventory has s
Tcecarenko [31]
If quarterly shrinkage (every 3 months) is 2.5%, then multiplying by $875,495 gives a value of 21887.38, or an average monthly shrinkage of 21887.38 / 3 = $7,295.79.For an employee to monitor the CCTV, it would cost ($7.5/h)(11 h/d)(30 d/m) = $2,475/month. Therefore, it is much cheaper (around 2/3 cheaper) to have an employee monitor CCTV rather than to allow the high shrinkage rate.

7 0
3 years ago
A rancher’s herd of 250 sheep grazes over a 40-acre pasture. He would like to find out how many sheep are grazing on each acre o
Bess [88]

Answer:

6

Step-by-step explanation:

So to find how much sheep there were on each acre, you divide.

250/40

You do this because you are splitting the 250 sheep into 40 acres.

250/40 = 6.25

There cannot be .25 of a sheep, and since it says on average the answer does not need to be exact. So you would round it off to 6 as your answer.

4 0
3 years ago
Which is closest to the quotient 2,967 ÷ 0.003?
rodikova [14]

Answer:

989000

Step-by-step explanation:

Divide  2,967 ÷ 0.003

7 0
3 years ago
Which describes the correlation shown?
VladimirAG [237]
<h2>Answer:</h2>

The correlation that is shown in the scatter plot is:

         Strong positive.

<h2>Step-by-step explanation:</h2>

From the scatter plot we see that with the increase of one variable the second variable also increases.

Hence, the association is positive.

Also, if we draw a trend line that best represents the scatter plot then not all the points will lie above the line but all the data points are either over the line or very close to the line this means that the correlation coefficient is close to 1 but not exactly equal to 1.

            Hence, the correlation is:

               Strong positive.

( For perfect positive all the data points should lie above that line i.e. correlation coefficient must be equal to 1)

3 0
3 years ago
Read 2 more answers
A small school had 60% boys and the rest are girls if the number of boys is 48 what is the total number of boys and girls all to
Flura [38]

Hey there!

When dealing with percent word problems, the word "is" means equals. Let's see what we can do with your problem.

If the small school had 60% boys, it will have 40% girls. The number of boys <em>is</em> 48, which should equal 60% of the total, which we can model below, with t representing the total number of kids. In decimal form, 60% is 0.6.

0.6t=48

We divide both sides by 0.6.

t=80

Therefore, there are 80 total kids at the school.

We can also check our answer below.

BOYS: 0.6(80)= 48

GIRLS: 0.4(80)=32

48+32=80

I hope that this helps!

5 0
3 years ago
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