For what value of x are 2x-1and 7 and 3x consecutive term of an ap
Answers
Answered by
1
Solution :
Given (2x-1) , 7 , 3x are in A.P
a2 - a1 = a3 - a2
=> 7 - ( 2x - 1 ) = 3x - 7
=> 7 - 2x + 1 = 3x - 7
=> 8 + 7 = 3x - 2x
=> 15 = x
Therefore ,
x = 15
••••
Given (2x-1) , 7 , 3x are in A.P
a2 - a1 = a3 - a2
=> 7 - ( 2x - 1 ) = 3x - 7
=> 7 - 2x + 1 = 3x - 7
=> 8 + 7 = 3x - 2x
=> 15 = x
Therefore ,
x = 15
••••
Similar questions