/31. Write a rational number between /2 and2, lf 18, a, b, -3 are in A – InterviewSolution

1.

/31. Write a rational number between /2 and2, lf 18, a, b, -3 are in AP, then find a + b.3. Find whether the lines represented by 2x + yintersecting.

Answer»

If 18, a, b, - 3 are in AP

Then common differenced = a - 18 = - 3 - b

Then,a + b = 18 - 3a + b = 15

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