Determine the value of A so that the lime whose equation is Ax + y -2 = 0 is perpendicular to the line containing the points (1,-3) and (-2,4).

A. -3/7

B. 5/9

C. -2/5

D. 3/8

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Determine the value of A so that the lime whose equation is Ax + y -2 = 0 is perpendicular to the line containing the points (1,-3) and (-2,4).

A. -3/7

B. 5/9

C. -2/5

D. 3/8