famouzgal
01.08.2019 •
Mathematics
What are two numbers that when multiplied equal 54, and also when added equals -15
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Ответ:
6 + (-9) = -3
x2 - 3x - 54 = 0
(X + 6 ) (X - 9)
x2 - 3x - 54 = (X + 6 ) (X - 9)
=
6 & -9
Ответ:
18/24 and 2/24
Least common denominator is 24