Answer :

mhanifa

Answer:

5

Step-by-step explanation:

Given

In and AP

  • a4 = 13
  • a2 = 3
  • d = ?

Solution

Formula for the terms of AP:

  • a4 = a + 3d
  • a2 = a + d

The difference of terms:

  • a + 3d - (a - d) = 13 - 3
  • 2d = 10
  • d = 5

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