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Simora [160]
3 years ago
7

How many real solutions does the system have? y=−3x−1y=x2−3x+4

Mathematics
1 answer:
NNADVOKAT [17]3 years ago
4 0

Answer:

Step-by-step explanation:

hello :

the system is :   y=−3x−1

                        y=x²−3x+4

means:  x²−3x+4= −3x−1

x² = -5   no real solution because : x² ≥ 0

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6 0
3 years ago
Can someone help me please
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If the functions are inverses, then f(g(x)) = x.

A.

\displaystyle f(g(x))=f\left(\frac{3x+1}{3}\right)=\frac{1}{\frac{3x+1}{x}-3}\\\\=\frac{1}{\left(\frac{3x+1-3x}{x}\right)}=\frac{1}{\left(\frac{1}{x}\right)}=x

The functions are inverses of each other.

B. The domain of f(x) = x≠3. The domain of g(x) is x≠0.

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4 0
3 years ago
Which problem is solved using this model? 15÷15   3÷115    3÷15  15÷15   https://static.k12.com/nextgen_media/assets/1503272-MAT
Pie

Answer:

As the model is shown below.

As per model a thing is divided into five parts.There are three things and each one of them is being divided into five equal parts.

The value of fifth part of each of them is 1/5.

If we consider each part of a thing as one,

So, total number of parts = 15

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So, the answer of the above model is 3÷ 15.

Out of all the options which are 15÷15  , 3÷115 ,   3÷15,  15÷15  →3÷15 is correct.





5 0
3 years ago
The two perpendicular number lines that are used for graphing are called
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The x-axis (horizontal) and the y-axis (vertical).
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Help plzzz!!!<br><br> Find a<br><br> a= 12<br> a= 10<br> a= 1<br> a= 29
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Answer:

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Step-by-step explanation:

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3 0
3 years ago
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