Rudolph2345
Rudolph2345
29-11-2016
Mathematics
contestada
someone factor x^2+18x+77
Respuesta :
miriyu
miriyu
29-11-2016
77 is a multiple of 11, as i'm sure you know--the double numbers like 22 and 55, one of the factors are always 11.
77 is factored down into 11 and 7--which, when you add those, luckily equal 18.
(x + 11)(x + 7)
is your factorization.
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