That answer is 10.7 as the perimeter
It is B) -1/2 you btw you don't have to put please help :)
A. Constant of proportionality in this proportional relationship is; k=5
B. Equation to represent this proportional relationship is : c=t/k
Step-by-step explanation:
A.Given that : the amount she pays each month for international text messages is proportional to the number of international texts she sends, then
$3.20 k = 16 ---------where k is the constant of proportionality
k= 16/3.20 =5
k=5
B. Let c be the cost of sending the texts per month and t be the number of texts sent per month , so
c=t/k
c=t/5 ---------- is the proportionality relationship.
For t=16 , c= 16/5 =$3.20
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Proportionality :brainly.com/question/11490054
Keywords: cell phone plan, month, international texts, proportional,paid
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Answer:

Step-by-step explanation:
Complex numbers identity:
The complex numbers identity is:

Square of the sum:

In this question:





So

Answer:
A. A = B
Step-by-step explanation:
Given


Required
Which of the options is true
We start by simplifying 
Permutation is calculated as follows

So.


0! = 1; So


Hence. B! = P!
<em>This implies that </em>
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