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Anna11 [10]
1 year ago
15

Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represprobability22) Two b

alls are drawn from a bag in which there are 4 red balls and 2 blue balls. The 22)number of blue balls is counted.
Mathematics
1 answer:
iVinArrow [24]1 year ago
3 0

The total ball in the bag is 4 + 2 = 6 balls. Their are 4 red balls and 2 blue balls.

If they are drawn singly the probability that 2 blue balls are counted can be expressed as follows

p(b)=\frac{2}{6}+\frac{2}{6}=\frac{4}{6}=\frac{2}{3}

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152 1/9 + 16<br><br> answer in mixed fraction or fraction form NOT decimal!!
Mice21 [21]

Answer:

1513/9

Step-by-step explanation:

Step 1: Change the mixed number to a improper fraction

152 1/9 = 1369/9

How did I write it as an improper fraction?

152 * 9 =  1368.  

1368 + 1 = 1369

Step 2: Write 16/1 instead of just writing 16.

1369/9 + 16/1

Step 3: Multiply it by 9 for 16/1 in order to get the same denominator as 1369/9.

16/1 * 9 = 144/9

16 * 9 = 144

1 * 9 = 9

Step 4: Add the numerators up after writing 144/9 instead of 16/1.

1369/9 + 144/9 = 1513/9

1369 + 144 = 1513.

Step 5: Check if you can simplify the fraction. If you can't, then write that as the answer.

1513/9 = 1513/9

I wrote it like this because I can't simplify the fraction.

Therefore, it is 1513/9 as your final answer for the question 152 1/9 + 16.

4 0
3 years ago
Read 2 more answers
you borrow $200 from a friend to help pay for a new laptop computer. You pay your friend back $12per week. Write and solve an in
Elan Coil [88]
200-60 = 12x
(140) / 12 <= (12x) / 12
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5 0
3 years ago
F(x) = 2x^2 – 3x – 9<br> g(x) = 4x^2 - 9<br> Find ( f/g)(x).
Tomtit [17]

Answer:

(f/g)x = (x - 3)/(2x - 3)

Step-by-step explanation:

Try and see if f(x) can be factored.

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

That means that perhaps f(x) has one of these two factors.

(2x   3)(x   3)

You want the 2x and 3 to multiply. The middle term has to be -, so when 2x and 3 multiply likely it is 3 that gives you the minus answer.

(2x + 3)(x - 3) should be the way f(x) factors, and it is.

f(x) / g(x) =<u> (2x + 3) (x - 3)</u>

                 (2x + 3)(2x - 3)

2x + 3 cancels. The answer is

(f/g)x = (x - 3)/(2x - 3)

3 0
3 years ago
Why do we use a coeficient to remove the propotionality
Salsk061 [2.6K]
Constant is the scale term in proportionality. Suppose one variable is dependent on the other and one variable become twice, other becomes also twice and if one becomes half, other too becomes half., but they are two different variables which are no-where linked (like cost(money) vs quantity). Quantity and cost are two different things but they abridge a mathematical relation of proportionality. So in the mathematics to abridge these two different variables, we need something. Constant serves that purpose.
5 0
2 years ago
Find the measure of angle 3
xxMikexx [17]

The answer is 60 degrees

If the picture was: http://tinypic.com/view.php?pic=1zq6o75&s=7#.W1FNsNVKiM8

I hope this helps!

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4 0
3 years ago
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