Answer:
Do you need work shown?
Step-by-step explanation:
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The answer would be:
8 × 4 = 32
32 ÷ 4 = 8
The handshake is an illustration of combination, and the values of n and r are 21 and 2, respectively
<h3>How to determine the values of n and r?</h3>
The number of students in the class is 21.
This represents the value of n
i.e. n = 21
Each student shakes hand with another student (i.e. 2 students per handshake)
This represents the value of r
i.e. r = 2
Hence, the values of n and r are 21 and 2, respectively
Read more about combination at:
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Answer:
<u>3</u>
Step-by-step explanation:
Rearrange in the slope-intercept form :
Comparing this to the standard equation :
- m = slope
- c = y-intercept
- On comparing, it is clear that the slope of the line is <u>3</u>
