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larisa [96]
3 years ago
6

Solve for k. K(K + 8) = 0 Write your answers as integers or as proper or improper fractions in simplest form. k = 1 or k = submi

t​
Mathematics
1 answer:
Alenkasestr [34]3 years ago
3 0

Answer:

k= -8

Step-by-step explanation:

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What is the probability that a five-card poker hand contains a royal flush, that is, the 10, jack, queen, king, and ace of one s
Alexeev081 [22]

Answer:

0.00000154 or 0.154 x 10^-6

Step-by-step explanation:

P (Royal Flush) = Number of ways to get a Royal Flush / Number of possible  5 card hands

Because there are 4 suits (Spades, Hearts, Clubs, Diamonds), the possible ways to get a royal flush are as follows

1) Spades (10,J,K,Q,A)

2) Hearts (10,J,K,Q,A)

3) Clubs  (10,J,K,Q,A)

4) Diamonds (10,J,K,Q,A)

Hence there are 4 ways to get a Royal Flush (i.e numerator)

In order to find the number of 5 card hands, we know that a full deck as 52 cards, and we want to pick 5 cards from the deck of 52 and order does not matter. Hence

Number of possible 5 card hands = =^{52} C_{5}

Hence P(Royal Flush) = 4 / =^{52} C_{5}  

= 0.00000154 or 0.154 x 10^-6

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3 years ago
Brandon has a 55-gallon fish tank. He estimates he can drain the tank at an average rate of 11 gallons per minute. In a linear m
Ket [755]
You would divide the number of gallons by the number of minutes
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3 years ago
Why would 12.5 x 10^3 not be in scientific notation ?
elena55 [62]
Because it says you need to do it.
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3 years ago
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A clothing manufacturer produced 900 items with flaws. Each flawed item represented a loss of $12.50. Which expression represent
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A
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negative 12.50 because it's a loss of money
7 0
3 years ago
(9x – 9)<br> (3x + 9)°/B<br> Find the measure of ABC
katrin2010 [14]

Answer:

<ABC = 54 degrees

Step-by-step explanation:

Taking the sum of angle on the straight line ABD as 180 degrees

3x+9 + 9x - 9 =180

12x = 180

x = 180/12

x =  15 degrees

Since <ABC = 3x+9 (vertically opposite angles)

<ABC = 3(15)+9

<ABC = 45+9

<ABC = 54 degrees

5 0
3 years ago
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