# Math.

The 4th term of the arithmetic progression is15 and the9th term is 35 find the 15th term.

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1. T4 and T9 are 5 terms apart.
So, d=20/5 = 4

T15 = T9 + 6d = 35+6*4 = 59

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3. the 4th term of an A. P is 15and the 9th term is 35.find the 15th term.

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