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horsena [70]
3 years ago
8

Can someone perz help

Mathematics
2 answers:
a_sh-v [17]3 years ago
8 0

Answer:

2/1

Step-by-step explanation:

If it's heads 20 times then it's tails 10 times since the coin is flipped 30 times in total

The ratio of heads to tails is 20/10➡2/1

storchak [24]3 years ago
7 0
A is the correct answer cause you get heads twice as often as tails
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OleMash [197]

Part (a)

Plug in y = 0 and solve for x. Use the zero product property

y = x(x+3)(x-2)

0 = x(x+3)(x-2)

x(x+3)(x-2) = 0

x = 0 or x+3 = 0 or x-2 = 0 .... zero product property

x = 0 or x = -3 or x = 2

The three roots or zeros are x = 0 or x = -3 or x = 2

================================================

Part (b)

The roots of the graph are: x = -2, x = 1, x = 3. Each root is where the graph crosses or touches the horizontal x axis.

Note how x = 0 is found in part (a), but not found here. This is one example where the graphs don't match. Another would be x = -3 is in part (a), but not here.

So that's why the graph does <u>not</u> match with the function in part (a)

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3 years ago
What is the solution of the system defined by y= -x+5 and 5x + 2y = 14?
telo118 [61]
          y = -x + 5
5x + 2y = 14

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5x + 2(-x) + 2(5) = 14
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                    - 10  - 10
                      3x = 4
                       3     3
                        x = 1¹/₃
      y = -x + 5
      y = -1¹/₃ + 5
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(x, y) = (-1¹/₂, 3²/₃)
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3 years ago
HELPPPP I need help with this question!!!!
Ronch [10]

I think the 4th one but Im not too sure please forgive me if I'm wrong.

7 0
2 years ago
Please help me!!!!!!
cestrela7 [59]

Answer:

I am sorry but this is too difficult

Step-by-step explanation:

I recommend asking a teacher for help not to be rude

6 0
2 years ago
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