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ZX-F71AB5E13Cone variable and systems of equations in two variables · 第 38 题
one variable and systems of equations in two variables · 原库模块 1 · Q38 原库参考解析
y = -1.50
y =x2 + 8x + a
In the given system of equations, a is a positive constant. The system has exactly one distinct real solution. What is the value of a ?
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