The 4th term of an A.P is 15 and the 9th term is 35. find the 15th term.
Added by Kevin C.
Step 1
P) is a + (n-1)d, where a is the first term and d is the common difference. Given that the 4th term is 15, we can write the equation as: 15 = a + 3d ----(1) And given that the 9th term is 35, we can write the equation as: 35 = a + 8d ----(2) Subtract equation Show more…
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