caitalymom
22.04.2020 •
Mathematics
Factor x^2 + 5x + 4 = 0
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Ответ:
Step-by-step explanation:
x² + 5x + 4 =0
Product =4
Sum = 5
So, factors = 4*1
x² + 1x + 4x + 4*1 = 0
x*(x + 1) + 4*(x + 1) = 0
(x + 1)(x + 4) = 0
Ответ:
a
Step-by-step explanation: