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iris [78.8K]
2 years ago
13

How many heads would you expect if you flipped a coin twice? First, fill in the table below with the correct probabilities. Hint

: The sample space for flipping a coin twice is {HH, HT, TH, TT}. A = B = C = F
Mathematics
2 answers:
pentagon [3]2 years ago
8 0

Answer:

a= 1/4 or .25 b=1/2 or .50 c=1/4 or .25

the expected value fro the number of heads is 1.

Step-by-step explanation:

this is for edge

nata0808 [166]2 years ago
4 0

Answer:

1

Step-by-step explanation:

hope Im right!

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The segments shown below could form a triangle.
Shalnov [3]

Answer:

Step-by-step explanation:

Condition for a triangle formed by three segments,

Sum of two segments should be greater than third segment

1). AC + BC > AB

2). AC + AB > BC

3). AB + BC > AC

1). AC + BC > AB

   1 + 8 > 8

   9 > 8

   Triangle is possible.

2). AC + AB > BC

   1 + 8 > 8

   9 > 8

   Triangle is possible.

3). AB + BC > AC

    8 + 8 > 1

    16 > 1

   Triangle is possible.

Therefore, with the help of given segments triangle can be formed.

Answer is TRUE.

8 0
3 years ago
Which of the following is a factor of x2 - 6x – 27? (1 point) O x + 3 O x + 9 O x-1 O None of the above​
Greeley [361]

Answer:

(x+3) is a factor of your question

Step-by-step explanation:

x²-6x-27

x²+3x-9x-27

x(x+3)-9(x+3)

(x+3)(x-9)

8 0
2 years ago
Read 2 more answers
5x-3(x-2)-x simplify this expression
Vlad1618 [11]

Answer:

you multiply then add

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
You are selling tickets to a play. You have sold (3t + 2) tickets for $5 each and
kati45 [8]

Answer:

a.) 5(3t+2)+ 7(2t+5)

b.) 15t+10+14th+35

c.) $132

Step-by-step explanation:

a.) 5(3t+2)+ 7(2t+5)

b.) 15t+10+14th+35

Simplify to :

29t+45

c.) Substitute

29(3) +45

87+45=132

$132

8 0
3 years ago
Read 2 more answers
Someone please help me
s344n2d4d5 [400]
In order to prove these triangles congruent by SAS, AB and DE must be congruent. Thus, C is your answer.

Have an awesome day! :)
7 0
3 years ago
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