Keekee8926 Keekee8926 08-05-2024 Mathematics Answered 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. 4B. -4C. 6D. -6