Question

若3的n次方=2,3的m次方=5,则3的2n+m+1次方=?

Answer 1

3的2n+m+1等于3的n次方乘以3的n次方乘以3的m次方乘以3
最后等于60

Answer 2

用指数函数回答，设Log3∧2＝n，Log3∧5＝m则2n十m十1≥Log3∧270。最后得答案为270

Answer 3

60. 解答过程: 3^(2n+m+1)=3^n*3^n*3^m*3=2*2*5*3=60

Answer 4

31