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vlabodo [156]
3 years ago
8

John has 12 marbles of different colors, including one red, one green, and one blue marble. in how many ways can he choose 4 mar

bles, if exactly one of the chosen marbles is red, green, or blue?
Mathematics
2 answers:
Svetach [21]3 years ago
8 0

Answer:

252

Step-by-step explanation:

AoPs

Savatey [412]3 years ago
7 0
3 ways (uncertain)
1 red or blue or green + 3 other colours
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On a coordinate grid Ming's house is located 2 blocks to the right and 5 blocks up from (0,0). Joe house is located 3 blocks to
Burka [1]

Answer:

  (5, 3)

Step-by-step explanation:

Conventionally, the ordered pairs are (right, up). Then ...

Ming's = (0, 0) + (2, 5) = (2, 5)

Joe's = Ming's + (3, -2) = (2, 5) + (3, -2) = (2+3, 5-2)

Joe's = (5, 3)

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3 years ago
Which describes how square S could be transformed to square S prime in two steps? Assume that the center of dilation is the orig
Nostrana [21]

Answer:

The correct option is;

A.) A dilation by a scale factor of two-fifths and then a translation of 3 units up

Step-by-step explanation:

The given information are;

Square S undergoes transformation into square S'

From the figure, the dimension of S' = 2/5 dimension of S

Therefore, the scale factor of the dilation is two-fifths

The center of dilation = The origin

Therefore, given that the top right edge of S is at the center of dilation, the initial location of the dilated figure will be (0, 0), (2, 0), (2, -2), and (0, -2)

Given that the lowermost coordinates of S' are (0, 1) and (2, 1), and the lowermost coordinates of the initial dilation are (0, -2) and (2, -2), we have that the translation to S' from the initial dilation is T (0 - 0, 1 - (-2)) = T(0, 3) which is 3 units up.

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3 years ago
Hrs
strojnjashka [21]
Does this help you with your problem?

4 0
2 years ago
Help me please :) :) :) :)
aniked [119]

Answer:

qazwsxedcrfvtgbyhnujmikolp

Step-by-step explanation:

8 0
3 years ago
Simplify the expression:<br> 1+–4+–7+7k2+8k
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-8+15k is the simplified expression form

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