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quadratic equation
释义
WordReference Random House Unabridged Dictionary of American English © 2024
quadrat
′
ic equa
′
tion,
[
Math.
]
Mathematics
an equation containing a single variable of degree 2. Its general form is
ax
2
+
bx
+
c
= 0, where
x
is the variable and
a, b,
and
c
are constants (
a
≠ 0).
1680–90
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更新时间:2026/9/7 13:23:13