Answer:
2 (n + 2) = 2n + 4
n + n + n + n = 4n
2 (3n) = 6n
4n + n = 5n
Step-by-step explanation:
Answer:

Step-by-step explanation:
We are given that a function

We have to find the derivative of the function
Let 

Taking ln on both sides

By using 
Differentiate w.r.t x




Differentiate y w.r.t x

Using the value of du/dx

Water freezes at 32 degree Fahrenheit.
Step-by-step explanation:
Given,
Formula for Celsius to Fahrenheit = 
x = Celsius temperature
Boiling point of water = 0°C
We will put x=0
0°C = 
0°C = 0+32
0°C = 32 degree Fahrenheit
Water freezes at 32 degree Fahrenheit.
Keywords: temperature, addition
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The mean of data is 164.70, median and mode of data are 164
Given that Dataset: 147; 159; 164; 182; 172; 171; 162; 163; 157; 145; 164; 188; 172; 163; 162; 164 and 166. and asked to arrange data in stem and leaf diagram and asked to determine mean, mode and median form the stem and leaf diagram
STEM LEAF
14 5 7
15 7 9
16 2 2 3 3 4 4 4 6
17 1 2 2
18 2 8


Mean= 164.70
Median⇒since there are 17 terms
Median=
the term
Median=9th term=164
Mode⇒ most frequent number
Mode⇒164
Therefore, 164 is mode and median ,164.70 is mean
Hence,The mean of data is 164.70, median and mode of data are 164
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