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Rasek [7]
3 years ago
13

Help pls and explain!!

Mathematics
2 answers:
Nana76 [90]3 years ago
6 0

Answer:

15 minutes is your answers

cricket20 [7]3 years ago
3 0

Answer: 15 minutes

Step-by-step explanation:

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Sergio [31]
Make denomenators the same
common denom is 2n²

multiply 3/2n by n/n
mulitply 1/n² by 2/2

we get
\frac{3n}{2n^2}+\frac{2}{2n^2}=\frac{n-2}{2n^2}
combine fractions
\frac{3n+2}{2n^2}=\frac{n-2}{2n^2}
multiply both sides by 2n²
2n+2=n-2
minus n both sides
n+2=-2
minus 2 both sides
n=-4
8 0
3 years ago
What is the mean absolute deviation definition
Katen [24]

To find the mean absolute deviation of the data, start by finding the mean of the data set.

Find the sum of the data values, and divide the sum by the number of data values.

Find the absolute value of the difference between each data value and the mean: ...

Find the sum of the absolute values of the differences

3 0
3 years ago
Differentiation <br>Find the formula to find the gradient ​
Alla [95]

Answer:

x + 4/3x^3

Step-by-step explanation:

y=1/2x^2-2/3x^-2

dy/dx=1/2(2x)-2/3(-2x^-3)

=x+4/3 x^-3

=x+4/3x^3

6 0
2 years ago
Read 2 more answers
True or false: Polar equations can describe graphs as functions, even when their equations in the rectangular coordinate system
pshichka [43]
The statement above is true. Polar equations indeed can describe graphs as functions, even if when the equations in the rectangular coordinate system are not one of the functions. Polar equations can be graphed accurately using hands by using the Polar Coordinate System.
6 0
3 years ago
Read 2 more answers
Please Help me Its a math problem see image attached
SSSSS [86.1K]

Answer:

  • C. - 3

Step-by-step explanation:

Average rate of change within an interval is the slope of the endpoints.

The endpoints are:

  • (- 1, 6) and (0, 3)

The slope is

  • (3 - 6)/(0 - (-1)) = - 3/1 = - 3

Correct choice is C

4 0
2 years ago
Read 2 more answers
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