The sum of two integers is -15. the product of the two integers is 54. what are those two integers a. -6 and -9 b. -6 and 9 c. 6 and 9

Let the two integers be x and y respectively

Hence;

From the first equation ;

Substitute into the third equation

Open up the bracket

Take everything to the right hand side of the equation and you'll have a quadratic equation

Solve the quadratic equation and you'll have two roots

Substitute for each value of y in the first equation
Therefore:





Therefore the answer is A

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