find x so that 8x+9,6x-2,2x-7 are three consecutive term of an A. P.
Answers
Answered by
3
Answer:
if they r in AP
then
2(6x-2) =2x-7+8x+9
12x-4=10x+2
2x=6
x=3
terms are
33,16 and -1
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Answered by
1
Answer:
3
Step-by-step explanation:
In AP diffference of consecutive terms must be equal,
Therefore, 8x + 9 - ( 6x -2 ) = ( 6x - 2 ) - (2x - 7 )
8x + 9 - 6x + 2 = 6x - 2 - 2x + 7
2x + 11 = 4x +5
2x =6
x = 3
Therefore the terms are,
8(3) + 9 = 33
6(3) - 2 = 16
2(3) - 7 = -1
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