wytchnia
03.09.2020 •
Mathematics
23.23 ( reapeating) - 0.23 (reapeating)
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Ответ:
Step-by-step explanation:
y=3x^2+12x = 3x (x+4)
zeroes: x={0, -4}
y = x^2+20x+100 = (x+10)^2
zeroes: x = -10 (twice)
or x={-10, -10}