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Mathematics 18 Online
OpenStudy (anonymous):

Determine the factors of x^2 − 6x − 8. A.Prime B.(x + 4)(x − 2) C. (x − 4)(x + 2) D.(x + 8)(x − 1) would it be B?

OpenStudy (anonymous):

(x-4)(x-2)

OpenStudy (anonymous):

no that would give you +8

OpenStudy (mathstudent55):

To factor this, you need to numbers whose product is -8 and whose sum is -6. Are there two such numbers?

OpenStudy (anonymous):

^i dont think there is...

OpenStudy (mathstudent55):

Therefore answer is prime. It's not factorable.

OpenStudy (anonymous):

its a PRIME

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