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Alenkinab [10]
3 years ago
14

Please help me i’ll mark brainliest

Mathematics
2 answers:
Andreas93 [3]3 years ago
6 0

Answer:

It is a function because it doesn't have 2 inputs (do vertical line test)

Step-by-step explanation:

A function only has one input.

TIP: make sure no points connect. If they do, it's not a function.

Zanzabum3 years ago
4 0
I think this is a modulus function with a certain domain..?
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e-lub [12.9K]
Birch:
2.5in/5mo=.5in/mo
Bean:
8in/10mo=.8in/mo
Rosebush:
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Bean
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3 years ago
Read 2 more answers
Please help due today and please write the explanation.
joja [24]

if u have a phone use photo math to scan the equations, its very useful

6 0
3 years ago
Determine the values of the parameter s for which the system has a unique​ solution, and describe the solution. sx 1 minus 2 sx
JulijaS [17]

Note: The equations written in this questions are not appropriately expressed, however, i will work with hypothetical equations that will enable you to solve any problems of this kind.

Answer:

For the system of equations to be unique, s can take all values except 2 and -2

Step-by-step explanation:

2sx_{1} + 4x_{2} = -3\\2x_{1} + sx_{2} = 4

\left[\begin{array}{ccc}2s&4\\2&s\end{array}\right] \left[\begin{array}{ccc}x_{1} \\x_{2} \end{array}\right] = \left[\begin{array}{ccc}-3 \\6 \end{array}\right]

For the system to have a unique solution, \begin{vmatrix} 2s & 4 \\ 2 & s \end{vmatrix} \neq 0

2s^{2} -8 \neq 0\\2s^{2}\neq 8\\s^{2}\neq 4\\s \neq 2 or -2

6 0
4 years ago
PLEASE HELP 25 POINTS
wel

Answer:

 an= n * (n+1)

Step-by-step explanation:

2,6,12,20,.....

6-2 =4

12-6 = 6

So there is no common difference because these numbers are not the same

It cannot be an arithmetic difference

6/2 =3

12/6 =2

So there is no common ratio because these numbers are not the same

It cannot be geometric


2,     6,      12,     20,...

   +4      +6    +8     +10

a1 =2

a2 =2*3

a3 = 2*6=2*2*3=3*4

a4=2*10=2*2*5=4*5

.....

a5 = 5*6 = 30

 an= n * (n+1)

4 0
4 years ago
You purchase a new guitar and take out a loan for $450. You have 18 equal monthly payments of $28 each. What is the simple inter
Daniel [21]
18*28/450=1.12
(1.12-1)*100=12%
Simple interest rate of the loan is 12%
8 0
4 years ago
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