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Kazeer [188]
3 years ago
12

Can someone help me with this- (WILL GIVE BRAINLIEST)

Mathematics
1 answer:
stiks02 [169]3 years ago
7 0

Answer:

2) No function

3) Function: y=30x

Domain: x≥0

Range: y≥0

4) Function: y=160

Domain: x≥20

Range: y=160

Step-by-step explanation:

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Yes or no? please help!!
ki77a [65]

Answer:

No it is not

Step-by-step explanation:

One cannot have two outputs

Please mark me brainlest!!

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The penguin exhibit at a zoo has a raised circular island that is surrounded by water. The diameter of the island is 20 meters.
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The penguin swam 10 meters
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A suitcase is a rectangular prism whose dimensions are 1 1/4 feet by 1 1/2 feet by 2 1/4 feet.Find the volume of the suitcase.
NNADVOKAT [17]

Answer:

The answer is "\bold{\frac{135}{32}}".

Step-by-step explanation:

Volume= length \times width \times height\\\\\to 1\frac{1}{4}= \frac{5}{4}\\\\\to 1\frac{1}{2}=\frac{3}{2}\\\\\to 2\frac{1}{4}=\frac{9}{4}\\\\\to Volume= \frac{5}{4} \times \frac{3}{2}\times \frac{9}{4} = \frac{135}{32}

7 0
3 years ago
Quadrilateral ABCD is inscribed in this circle,
neonofarm [45]
Where’s the picture? i can’t answer it without seeing the measurements
3 0
3 years ago
In the New York State number lottery, you pay $1 and pick a number from 000-999. If your number comes up, you win $500, which is
slava [35]

Answer:

Expected value of profit is ≅ $15.80

Step-by-step explanation:

from the Question,

Let the variable X represents the expected value of profit. X is called as random variable because picking a number from 000-999 digits is a Random process.

P(win) = 0.001

So, P(lose) = 1-0.001=0.999

Suppose that,

we really want to win this lottery. so we can go to the store and spend $1000 to buy all ticket (from 000 - 999). This would ensure your winning of $500 with one of the tickets (for a $499 profit), but the other 999 would be  losers (for a $999 loss).

What would be your average winnings on a per-ticket basis?

               u = E(x) =∑x\times P(x)

                  = 499\times0.0001+ (-1)\times0.999

                  = -0.50

Here,

Standard deviation of the expected winnings

           V (X) =  ∑(x-u)^{2} \times P(x)

                     =   ∑ (499-(-0.50))^{2} \times 0.001 + (-1-(-0.50))^{2} \times 0.999

                     = 249.75

Taking square root of the variance to get the standard deviation:

               SD(x) = \sqrt{249.75}

                        ≅ $15.80

Hence

The expected value of profit is ≅ $15.80

6 0
3 years ago
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