For what value of'p' the following pair of equations has a unique solu – InterviewSolution

1.

For what value of'p' the following pair of equations has a unique solutionlel2py5 and 3x +3y6

Answer»

quadratic equations2x + py = - 5 and 3x + 3y = - 6have unique solution

Then,a1/a2 = b1/b2a1 = 2, b1 = p, a2 = 3, b2 = 3

2/3 = p/36 = 3pp = 6/3 = 2

Value of p = 2

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