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Margarita [4]
3 years ago
6

For a standard normal distribution, whieh of the following expressions must always be equal to 1?

Mathematics
1 answer:
kicyunya [14]3 years ago
5 0

Answer:

D

Step-by-step explanation:

Took the test on edge2020

You might be interested in
which statement is true about the equations –3x 4y = 12 and x1/4 – 1/3y = 1? the system of the equations has exactly one solutio
finlep [7]
If you would like to solve the system of equations, you can do this using the following steps:

-3x + 4y = 12
x * 1/4 - 1/3 * y = 1 ... x * 1/4 = 1 + 1/3 * y ... x = 4 + 4/3 * y
_____________
<span>-3x + 4y = 12
</span>-3 * (4 + 4/3 * y) + 4y = 12
-12 - 4y + 4y = 12
-12 = 12
-12 - 12 = 0
-24 = 0

The correct result would be: <span>the system of the equations has no solution; the two lines are parallel.</span>
4 0
3 years ago
A number is not an interger.What type of number can it be?
EleoNora [17]
If it is not an integer, it would have to be a decimal.
4 0
4 years ago
What is the square root of 1 2/5 ?
Oksi-84 [34.3K]

Answer:

Square root of 1 is 1

Square root of 2 is 1.41421356237 so 1.41

square root of 3 is 1.73205080757 so 1.73

Step-by-step explanation:

5 0
3 years ago
How do you solve this URGENT (50pts)
Aliun [14]

Explanation:

x + 3y = 2

<u>Converting it to slope intercept form</u>:

y = mx + b  [where m is slope, b is y-intercept]

<u>Make y the subject</u>:

\sf \rightarrow  3y = 2 - x

\sf \rightarrow 3y = -x + 2

\sf \rightarrow y = -\dfrac{x}{3} + \dfrac{2}{3}

\sf \rightarrow y = -\dfrac{1}{3} x+ \dfrac{2}{3}

<u>which reveals slope</u>:

\star \   slope: \sf  - \dfrac{1}{3}

7 0
2 years ago
Read 2 more answers
Im gonna cry please help
aleksandr82 [10.1K]

Answer:

Rule 3

Step-by-step explanation:

The values correspond to the equation y=3^x

3 0
3 years ago
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