Question

If 18,a,b and in a AP find (a+b)

Answer 1

Answer:

18, a, b - 3 are in A.P.,

then a - 18 = -3 - b

⇒ a + b = -3 + 18 = 15

Answer 2

Answer:

18,a,b and in a Ap

Then a-18 = -3-b

a+b = -3+18 = 15

YOUR ANSWER IS 15

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