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Paladinen [302]
2 years ago
11

tại một cửa hàng , xác suất để khách hàng mua thiết bị điện tử là 0,3, xác suất để khách hàng cài đặt phần mềm là 0,4 nhưng với

khách hàng đã mua thiết bị điện tử thì xác suất để sau đó cài đặt phần mềm là 0,7. Tính sác xuất để 1 khách hàng mua thiết bị điện tử và cài đặt phần mềm
Mathematics
1 answer:
Harrizon [31]2 years ago
8 0

Answer:

http://eldata2.neu.topica.vn/TXTOKT02/Giao%20trinh/03_NEU_TXTOKT02_Bai2_v1.0014109205.pdf

Step-by-step explanation:

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Show work please thank you.
Ghella [55]

Answer:

x = 8, so 6x = 48 and 4x + 10 = 42

Step-by-step explanation:

This is a right angle, so we can say that 6x + 4x + 10 = 90 = 10x + 10 = 90 = 10x = 80 = x = 8.

8 0
3 years ago
Pls pls u guys I promised u will get 15 points if u answer this
Talja [164]
Very easy
just add up all the meadals

japan is 38

so total=104+88+82+x+44+38=356+x
total of all medals is 421 so to find brittan or x you just subtrac the total from the big total so

356+x=421
subtract 356 from both sides
x=65
brittan won 65 medals
6 0
3 years ago
Read 2 more answers
If a translation maps ∠D onto ∠B, which of the following statements is true? triangle CAB, point E is on segment AC between poin
mrs_skeptik [129]

Answer:

The correct option is;

ΔCED ~ ΔCAB

Step-by-step explanation:

Given that the translation maps angle ∠D to angle ∠B, we have;

Angle ∠D is congruent to ∠B (Given)

Segment ED is parallel to segment AB (lines having similar angles to a common transversal)

Therefore, ∠A is congruent to ∠E, (Angle on the same side of a transversal to two parallel lines)

∠C is congruent to ∠C reflexive property

Therefore, we have;

∠C ≅ ∠C

∠E ≅ ∠A  

∠D ≅ ∠B

Which gives ΔCED is similar to ΔCAB (not ΔCBA)

4 0
3 years ago
What is 5 tens+ 19 ones equal? Gdyugygeuifh hfuiehfiuheoih fioh;ewiofhoiwe fhuowhrfiuho h j k l ;
Mrrafil [7]

5x10=50+19=69

Your answer is 69

4 0
3 years ago
Read 2 more answers
Liana is making muffins.she uses 2 cups to make 12 muffins. How much flour is needed for each muffin
vichka [17]

Solution is in image

7 0
3 years ago
Read 2 more answers
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