关于A LEVEL数学题的解答
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关于A LEVEL数学题的解答
y=x的2次方,y=x(x的方-1);
1.sketch the two curves on the same axes
2.state the number of points of intersection
3.write down a suitable equation which would give the x-coordinates of these points.(you are not required to solve this equation.)
解答第三问,不需要翻译.我有些搞不明白怎么回事.
y=x的2次方,y=x(x的方-1);
1.sketch the two curves on the same axes
2.state the number of points of intersection
3.write down a suitable equation which would give the x-coordinates of these points.(you are not required to solve this equation.)
解答第三问,不需要翻译.我有些搞不明白怎么回事.
![关于A LEVEL数学题的解答](/uploads/image/z/7480552-40-2.jpg?t=%E5%85%B3%E4%BA%8EA+LEVEL%E6%95%B0%E5%AD%A6%E9%A2%98%E7%9A%84%E8%A7%A3%E7%AD%94)
x²=x*(x²-1)