如果2x的a次幂y的四次幂 和二分之一b的2次幂x的2次幂y的a-b次幂 都是关于x,y的六次单项式,且系数相等,
求a,b的值
人气:416 ℃ 时间:2019-10-17 04:19:30
解答
A+4=6
A=2
2+A-B=6
B=-2
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