Keekee8926 Keekee8926

08-05-2024
Mathematics

contestada

If the curves ax² + 4xy + 2y² + x + y + 5 = 0 and ax² + 6xy + 5y² + 2x + 3y + 8 = 0 intersect at four con-cyclic points then the value of a is:

A. 4
B. -4
C. 6
D. -6

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