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Let a1, and a2, be two values of a for w...

Let a1, and a2, be two values of a for which the expression f(x, y) = `2x^2` + 3xy -`y^2` + ay + 3x + 1 can be factorised into two linear factors then the product (a1 a2) is equal to (A) I (B) 3 (C) s (D) 7

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17 Let a, and a, be two values of a for which the expression f(x, y_ 2x2 + 3xy-y2 + ay + 3x + 1 can be factorised into two linear factors then the product (a, a,) is cqual to (A) I (B) 3 (C) s (D) 7

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