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https://vle.mathswatch.co.uk/images/questions/question17028.png

 Mar 30, 2021
 #1
avatar+311 
+1

Can you send the Equation or the screenshot?

 Mar 30, 2021
 #2
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+1

 

here is the scren shot

Guest Mar 30, 2021
 #3
avatar+121006 
+2

a      31     50

 

b      Working backwards

 

           3rd   term =  33  - 19   =   14

           2nd term =    19  - 14   =   5

           1st term  =  14  -  5   =  9  

 

c   

1st term  =  n -  m

4th term =  m + n

5th term  =   n + ( m + n)  =   m + 2n

 

 

cool cool cool

 Mar 30, 2021

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