Asked by Caroline

The sum of the third and the eleventh terms of the A.P is 30.A.The common diference

3 years ago

Answered by Caroline

Yes

3 years ago

Answered by oobleck

a+2d + a+10d = 30
2a+12d = 30
a+6d = 15
So, the value of d will depend on the value of the 1st term, a.

3 years ago

Answered by Caroline

Thanks

3 years ago

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