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Naily [24]
3 years ago
13

Please answer this question now

Mathematics
1 answer:
Lapatulllka [165]3 years ago
5 0

Answer:

<h2>u = 9.7</h2>

Step-by-step explanation:

Opposite =u\\Hypotenuse = 12\\Adjacent = 7\\Using\: Pythagoras \: Theorem\\Hypotenuse^2 = Opposite^2+Adjacent^2\\12^2= u^2+7^2\\144=u^2 +49\\144-49=u^2\\95=u^2\\\sqrt{95} =\sqrt{u^2} \\u = 9.74\\\\u = 9.7

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Stephen had 24 miniature cars. he gave 4 cars to his brother.then he divided 4 equally among his friends .write an expression to
Svetlanka [38]

Total number of cars with Stephen = 24

Stephen gave 4 cars to his brother,

24-4 = 20 cars are left with Stephen.

Then, Stephen divided 4 equally among his friends.

That means Stephen divided 4 cars among the friends.

So, \frac{24-4}{5} = 4

So, Stephen divided 4 miniature cars among 5 friends.

The expression \frac{24-4}{5} = 4 denotes the words given in the above context.

6 0
3 years ago
What's the answer? I don't get it<br><br>- 1/2 X + 3 = 1/4 (X-12)
Elenna [48]

Answer:

i think x=8

Step-by-step explanation:

4 0
3 years ago
For some postive value of Z, the probability that a standardized normal variable is between 0 and Z is 0.3770. The value of Z is
Talja [164]

Answer:

1.16

Step-by-step explanation:

Given that;

For some positive value of Z, the probability that a standardized normal variable is between 0 and Z is 0.3770.

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P(Z < z) = 0.3770 + P(Z < 0)

From the standard normal tables , P(Z < 0)  =0.5

P(Z < z) = 0.3770 + 0.5

P(Z < z) =  0.877

SO to determine the value of z for which it is equal to 0.877, we look at the

table of standard normal distribution and locate the probability value of 0.8770. we advance to the  left until the first column is reached, we see that the value was 1.1.  similarly, we did the same in the  upward direction until the top row is reached, the value was 0.06.  The intersection of the row and column values gives the area to the two tail of z.   (i.e 1.1 + 0.06 =1.16)

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8 0
3 years ago
Check all that apply.
Aneli [31]

Answer:

i believe the it is B,C,D

Step-by-step explanation:

i'm sorry if it is wrong

5 0
3 years ago
Evaluate the function. f(3) = -36 Find f(-2) Answer: 3 2​
k0ka [10]

Answer:

-12

Step-by-step explanation:

f(x) = -3x^2

Let x = -2

f(-2) = -3( -2)^2

     = -3 ( 4)

     = -12

6 0
2 years ago
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