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Snowcat [4.5K]
3 years ago
10

Combine the radicals -2 Square root 13 + 19 Square root 13

Mathematics
1 answer:
Alina [70]3 years ago
3 0
The answer is 6.8383838
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A magician asks two volunteers to each draw a card from a standard deck of cards. What is the probability that the first card is
mars1129 [50]

Answer:

6.37%

Step-by-step explanation:

A deck of cards have 52 cards.  There are 4 suits of 13 card each, those suits are Hearts, Clubs, Diamond and Spades.

The probability that the first card is a heart is:

P(Hearts) = \frac{13}{52}

Now, the probabily that the second card is a diamond is:

P(Diamond | First card is Heart) = \frac{13}{51}

The Probability that the first card is a heart and the second one a diamond is given by:

P(Hearts)×P(Diamond | First card is Heart)

= \frac{13}{52}\frac{13}{51}

= 6.37%

4 0
3 years ago
Read 2 more answers
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Zolol [24]

Answer:

Step-by-step explanation:

5(2x+3) = 85

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x = (85 - 15)/10

x = 7

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3 years ago
Please help this is timed
agasfer [191]

Answer: y= -2 (x+1)

Step-by-step explanation:

this would be the “inverse” of the original equation making them cross at exactly 1 point

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Which statement about the polygons is true?
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Polygon A is similar to Polygon B because Polygon B is a dilation of Polygon A.

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Hannah has 127 books in her collection. Her school is hosting a book donation. There are z students at her school, and they each
IgorC [24]
She has to donate 46 more 127 x 2 +n=300 You have to add 127 twice, which gives you 254. Then you subtract that from 300.
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