History, asked by riyarattan01460, 5 months ago

determine the ap whose 4th term is -9 and 10th term is 9

Answers

Answered by desaipreet2105

0

Answer:

Explanation:

a+3d=-9

a+9d=9

so,

6d=18

d=3

then,

a=-18

AP: -18, -15, -12, -9, -6, -3, 0, 3, 6, 9

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