hi plz give my answer of 7th question
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8x + 4 ,6x-2 , 2x+7 are in AP
their common difference is same
6x-2-(8x+4)= 2x+7-(6x-2)
6x-2-8x-4 = 2x+ 7-6x+2
-2x-6=-4x+9
-2x+4x = 9+6
2x = 15
x = 15/2
x = 7.5
AND THE OPTION IS (C)
HERE IS UR ANSWER I HOPE IT HELPS U
their common difference is same
6x-2-(8x+4)= 2x+7-(6x-2)
6x-2-8x-4 = 2x+ 7-6x+2
-2x-6=-4x+9
-2x+4x = 9+6
2x = 15
x = 15/2
x = 7.5
AND THE OPTION IS (C)
HERE IS UR ANSWER I HOPE IT HELPS U
tejasri2:
hmm
Answered by
1
In A.P three terms are given are 8x+4,6x-2,2x+4
where comman difference =t2-t1
d1=6x-2-8x-4
d1= -2x-6
d2=2x+7-6x+2
d2= -4x+9
d1=d2
-2x-6=-4x+9
-2x+4x=9+6
2x=15
x=15/2
where comman difference =t2-t1
d1=6x-2-8x-4
d1= -2x-6
d2=2x+7-6x+2
d2= -4x+9
d1=d2
-2x-6=-4x+9
-2x+4x=9+6
2x=15
x=15/2
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