Seudónimo
Seudónimo
12-02-2017
Mathematics
contestada
find the product of (x-4) (x+5)
Respuesta :
friedalafiesta
friedalafiesta
12-02-2017
You have to use the distributive property:
(x*x)+(x*5)+(-4*x)+(-4*5)
x^2+5x-4x-20
x^2+x-20
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ponyluvver1007
ponyluvver1007
12-02-2017
(x-4)(x+5)
x^2+5x-4x-20 (Step one: FOIL)
x^2+x-20 (Step two: Combine like terms)
Answer Link
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