3. Find the values of x and y so that -3, x, y, 12 may be fourconsecut – InterviewSolution

1.	3. Find the values of x and y so that -3, x, y, 12 may be fourconsecutive terms of an A.P
Answer» a=-3 x = -3 + d y = -3 + 2d 12 = -3 + 3d so 3d = 12 + 3 = 15 so d = 5 so x = -3+5 = 2 so y = -3+10 = 7

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