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ladessa [460]
3 years ago
15

If a sample of 5 keyboard is randomly selected what is the probability that at least 4

Mathematics
1 answer:
sertanlavr [38]3 years ago
3 0
It seems like this answer is incomplete, please ask again with a complete question.
You might be interested in
Please help me out :)
arlik [135]

Answer:

\frac{\sqrt{17} }{7}

Step-by-step explanation:

Using the Pythagorean identity

sin²x + cos²x = 1, then

sinx = \sqrt{1-cos^2x}

Note that (\frac{4\sqrt{2} }{7})² = \frac{32}{49}

sinΘ = \sqrt{1-(32/49)}

        = \sqrt{\frac{17}{49} } = \frac{\sqrt{17} }{7}

5 0
3 years ago
Please help ASAP this was due awhile ago and I’m about to get a zero
jok3333 [9.3K]

Answer:

2 cups of blueberry

Step-by-step explanation:

8/4=2

3 0
2 years ago
Yooooo im soo bored someone talk to me plz
Ne4ueva [31]

Answer:

sure!

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
How do i put 10-5y=3x in y=mx+b form​
irina1246 [14]
Step 1: Rewrite equation

10-5y=3x

Step 2: To get y alone on the left side, subtract 10 on both sides

10-5y=3x
-10 -10
__________
-5y=3x-10

Step 3: divide -5 on both sides, again to get y alone

-5y=3x-10
/-5 /-5 /-5
________
y=-3/5x+2


Final equation: y=-3/5x+2

Hope this helps :)
4 0
3 years ago
Read 2 more answers
A student sets up the following equation to convert a measurement. Fill in the missing part of the equation
fomenos

Answer:

We have the equation:

(14 N/mm)*X = Y N/cm

So we want to transform 1/mm to 1/cm.

We know that:

10mm = 1cm

1 = 10mm/1cm (we want to have mm on the numerator, so it cancelates with the mm in the denominator)

then the conversion is from 1/mm to 1/cm is:

X = 10mm/cm

then we have:

(14N/mm)*(10mm/cm) = 140 N/cm

4 0
3 years ago
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