Asked by Anonymous

The sixth term of an AP is twice the 3rd term and the first term is 3 . Find the common difference and the 10th term
Answered by oobleck
a+5d = 2(a+2d)
a+2d = 3
Now solve for a and d, then find a+9d
Answered by oobleck
oops. That's a=3, not a+2d
Answered by Yordanos
Good
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