riiahh22
25.07.2019 •
Mathematics
What is the factored form of the polynomial? x2 − 12x + 27? (x + 4)(x + 3) (x − 4)(x + 3) (x + 9)(x + 3) (x − 9)(x − 3)
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Ответ:
Ответ:
Ответ:
Step-by-step explanation:
#1 eq → x + y = -13
#2 eq → x - 2y = -8
Elimination for x
x + y = -13
x - 2y = -8
_
3y = -5
y = -5/3 → value of y
Find x :
x + y = -13
x - 5/3 = -13
x = -13 + 5/3
x = -39/3 + 5/3
x = -34/3 → value of x