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If 3, 2x+1,11 are in AP, …

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If 3, 2x+1,11 are in AP, find x

Posted by Chippala Priyanka 7 years, 9 months ago

CBSE > Class 10 > Mathematics

3 answers

Darshanaa Yadav 7 years, 9 months ago

Sorry calculation mistake it's 3

Ritik Chauhan 7 years, 9 months ago

2b=a+c 2×(2x+1)=3+11 4x+2=14 4x=12 X=3

Darshanaa Yadav 7 years, 9 months ago

X=2

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