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postnew [5]
3 years ago
7

20 POINTS! Please help! Algebra 2 (There is more than one answer)

Mathematics
1 answer:
Elis [28]3 years ago
4 0

It looks like it's just the second one, but idk. They all seem too specific for a random card guess besides #2.

You might be interested in
What is the answer, Shelby made 5 quarts of juice for a picnic. How many cups of juice did shelby make?
Anvisha [2.4K]

Given, Shelby made 5 quarts of juice for a picnic.

We know that 1 quart of juice = 4 cups of juice.

Here we will have to convert 5 quarts to cups.

As for 1 quart there are 4 cups, to find 5 quarts we have to multiply 4 times 5.

So 5 quarts of juice = (4)(5) cups of juice.

We know that, (4)(5) = 20

5 quarts of juice = 20 cups of juice.

We have got the required answer here.

Shelby made 20 cups of juice there in the picnic.


7 0
3 years ago
Read 2 more answers
Plzzzz help I REALLY NEED HELP
VashaNatasha [74]

Answer:

1/9

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Explain how the Quotient of Powers Property was used to simplify this expression.
erastova [34]

Answer:

A- By simplifying 25 to 52 to make both powers base five and subtracting the exponents

Step-by-step explanation:

\dfrac{5^4}{25} = 5^2

Change 25 into 5².

\dfrac{5^4}{5^2} = 5^2

Apply the Quotient of Powers Property. (Subtract the exponents.)

5^{4 - 2} = 5^2

5^{2} = 5^2

Answer: A- By simplifying 25 to 52 to make both powers base five and subtracting the exponents

8 0
3 years ago
The graph shows a proportional relationship between the variables Y and X. Explain how you know there is a proportional relation
White raven [17]

Answer:

If the line is straight pointing diagonally to the top right corner then it is a proportinal relationship.

Step-by-step explanation:

if the line is diagonally upwards to the right, then if x increase, y increases, and if x decreases, then y increases.

for an equation, x must be positive. for example

y=-2x is not proportional but y=3x is

for the question in the photo the equation is y=x

6 0
3 years ago
A factory makes silicon chips for use in computers. It is known that about 90% of the chips meet specifications. Every hour a sa
Anastaziya [24]

Answer:

e. m = 16.2; s = 1.27

Step-by-step explanation:

The binomial distribution is a "DISCRETE probability distribution that summarizes the probability that a value will take one of two independent values under a given set of parameters. The assumptions for the binomial distribution are that there is only one outcome for each trial, each trial has the same probability of success, and each trial is mutually exclusive, or independent of each other".

Let X the random variable of interest, on this case we can assume that the distribution for X is given by:

X \sim Binom(n=18, p=0.9)

The probability mass function for the Binomial distribution is given as:

P(X)=(nCx)(p)^x (1-p)^{n-x}

Where (nCx) means combinatory and it's given by this formula:

nCx=\frac{n!}{(n-x)! x!}

Normal approximation

We need to check the condition in order to use the normal approximation.

np=18*0.9=16.2 \geq 10

So we see that we satisfy the condition and then we can apply the approximation.

If we appply the approximation the new mean and standard deviation are:

E(X)=np=18*0.9=16.2

\sigma=\sqrt{np(1-p)}=\sqrt{18*0.9(1-0.9)}=1.273

The best answer would be:

e. m = 16.2; s = 1.27

5 0
3 years ago
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