m等于几 n等于几?

m等于几 n等于几? n×n等于几 求m和n各等于几 sinx/n等于几? 150×n等于几? n等于几? 若m的绝对值等于7,则m等于几;若n^2等于36n等于几 m、a等于几 问m等于几 n乘n等于几 N乘N等于几 3×m×m等于几3×m×m等于几3×m×m等于几3×m×m等于几 n-m等于-3则4-2m+2n等于几 若|m-3|+|n+2|等于0,则m+2n等于几 如果m除以n等于12那么m和n可能等于几 2n+ 5-m=6等于几 3乘m加5乘n等于几 m²-1+4mn+4n²等于几