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alexandr402 [8]
3 years ago
13

Which polynomial function could be represented by the graph below? Help please

Mathematics
1 answer:
AfilCa [17]3 years ago
8 0

Answer:

f(x)=2x^2+2x-4

Step-by-step explanation:

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Cory earns $20 for every lawn he mows and $9 for every hedge he trims. He uses the expression 20x + 9y to keep track of his earn
Nina [5.8K]
<span>Part A: The coefficients are 20 and 9 and variables in the expression are x and y.
</span><span>Part B: The number of terms are two in the expression, they are 20x and 9y,as they are separated by an addition sign.
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7 0
4 years ago
Hi. Please i need help with this question.
sertanlavr [38]

Answer:

3*3+1=10

4*4+5=21

Step-by-step explanation:

You square the number in the first box

3*3=9

4*4=16

And add the number in the second box with the result.

3*3=9+1=10

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6 0
3 years ago
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How do you find 4t-4=48
Xelga [282]

11

Step-by-step explanation:

subtract 4 from 48 which gives you 44

then divide 4 by 44 to leave t alone

that would give you 11

t equals 11

5 0
3 years ago
Solve each system using elimination. tell whether the system has one solution, infinitely many solutions, or no solution.
Tomtit [17]
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x+3y=4 \ \ \ |\times 2 \\&#10;2x-6y=8 \\ \\&#10;2x+6y=8 \\&#10;\underline{2x-6y=8} \\&#10;2x+2x=8+8 \\&#10;4x=16 \\&#10;x=4 \\ \\&#10;x+3y=4 \\&#10;4+3y=4 \\&#10;3y=4-4 \\&#10;3y=0 \\&#10;y=0 \\ \\&#10;\boxed{(x,y)=(4,0) \Leftarrow \hbox{one solution}}

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y=-\frac{1}{2}x-3 \ \ \ |\times (-2) \\&#10;x+2y=-6 \\ \\&#10;-2y=x+6 \\&#10;\underline{x+2y=-6 \ } \\&#10;x=x+6-6 \\&#10;x-x=6-6 \\&#10;0=0 \\ \\&#10;\boxed{\hbox{infinitely many solutions}}

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6x-3y=-18 \\&#10;-2x+4y=18 \ \ \ |\times 3 \\ \\&#10;6x-3y=-18 \\&#10;\underline{-6x+12y=54} \\&#10;-3y+12y=54-18 \\&#10;9y=36 \\&#10;y=4 \\ \\&#10;6x-3y=-18 \\&#10;6x-3 \times 4=-18 \\&#10;6x-12=-18 \\&#10;6x=-18+12 \\&#10;6x=-6 \\&#10;x=-1 \\ \\&#10;\boxed{(x,y)=(-1,4) \Leftarrow \hbox{one solution}}
3 0
3 years ago
Help please for brainliest
kotegsom [21]

Answer:

48

Step-by-step explanation:

484848484848484848

3 0
4 years ago
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