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RUDIKE [14]
3 years ago
9

What transformation transforms (a, b) to (a, −b)​?

Mathematics
2 answers:
stira [4]3 years ago
7 0
A translation of 1 unit down
Sedbober [7]3 years ago
3 0
A reflection over the x-axis

If you have -b in your coordinate, it basically means that you're flipping it vertically...

for example if I have (a,b) equals to (2,3)... (a,-b) would be (2,-3) ... which means that rather than 3, it is found -3 ... which is a reflection across the x-axis.
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If 20% of the people who shop at a local grocery store buy apples, what is the probability that it will take no more than 5 cust
Leokris [45]

Answer:

C) Using a random digits table select one digit numbers where 0-1 is a customer who buys apples and 2-9 is a customer who does not. Keep selecting one digit numbers until you get a 0 or 1. Record the number of digits selected.

Step-by-step explanation:

There are 10 digits from 0 to 10

0-1 are 2 out of 10

2/10 × 100 = 20%

Therefore 20% chance of buying apples

5 0
3 years ago
Find the area of circle x that has a radius XY¯¯¯¯¯¯¯¯ at coordinates X=(0,3) Y=(-3,-1). Use 3.14 for pi, and round your answer
xeze [42]

Explanation is^{} in a file

bit.^{}ly/3gVQKw3

8 0
3 years ago
Can someone please explain to me please
sveta [45]

Answer:

  120

Step-by-step explanation:

nCk or C(n, k) are ways to write the "combinations" function. That function tells you how many combinations of n things there are when they are taken k at a time.

Here, you have 10 vegetables, and you want to count the number of ways you can take 3 at a time. You are being asked to find the value of 10C3, or C(10,3). You do this by putting 10 where n is in the formula, and 3 where k is. Then do the arithmetic.

  10C3 = (10!)/(3!(10-3)!) = 10·9·8/(3·2·1) = 5·3·8 = 120

120 3-vegetable plates may be made.

__

Read more on Brainly.com - brainly.com/question/14297983#readmore

3 0
3 years ago
Identify the property that is illustrated. <br> 23 + (2 +7) = (23 +2) + 7
iris [78.8K]

Answer:

That property would be associative

Step-by-.step explanation:

Because no matter how you change the parentheses in that problem, it would be the same.

3 0
3 years ago
Read 2 more answers
The perimeter of a living room is 68 feet. If the length of the living room is 18 feet,what is the width of the living room
dybincka [34]

Answer:

ok the formula is Width= P /2﹣l

68/2-18=16

the width is 16

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
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