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Mathematics 13 Online
undeadknight26 (undeadknight26):

Identify the factors of x2 - 8x - 20. (x + 4)(x - 5) (x + 5)(x - 4) (x - 10)(x + 2) (x - 2)(x + 10)

OpenStudy (paki):

option c

OpenStudy (johnweldon1993):

Really? Well it would be (x - 10)(x + 2) Expand it back out x^2 + 2x - 10x - 20 x^2 - 8x - 20

OpenStudy (anonymous):

c

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