quadratic-equation
US /kwɑːdˌræt̬.ɪk ɪˈkweɪ.ʒən/
UK /kwɑːdˌræt̬.ɪk ɪˈkweɪ.ʒən/
名词
1.
二次方程
an equation that includes an unknown value that is multiplied by itself only once, and does not include an unknown value multiplied by itself more than once:
示例:
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In the quadratic equation, 2y2+3y=14, y=2 or y=-3½.
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