a"(3m+n)=a"3m*a"n=(a"m)"3*a"n=3"3*2=54
若a^m=3,a^n=2,则a^3m +n的值是谢谢了,
1个回答
相关问题
-
若m-n=2,a-n=3,则式子[(2m-2n-4)²;+(a-n-3)²]÷[(m+n+a)
-
已知集合M={a2,a+1,-3},N={a-3,2a-1,a2+1},若M∩N={-3},则a的值是( )
-
若a^m=2,a^n=5,则a^m+n的值是
-
若m-2n=2,n-a=-3,a-1/2b=5则(m-2a)(m-b)/(2n-b)的值
-
若|m﹣3|+(n+2) 2 =0,则m+2n的值为 [ ] A.﹣4
-
若|m﹣3|+(n+2) 2 =0,则m+2n的值为 [ ] A.﹣4
-
若(a+m)(a-1)=a²-3a+n,则m+n=
-
已知a^m=x,a^n=y, 1.求a^m+n的值 2.a^3n的值 3.a^3m+2n的值
-
若(a m+1 b n+2 )•(a 2n-1 b 2m )=a 5 b 3 ,则m+n的值为( ) A.1 B.2
-
若(a^m*ab^n)^5=a^10b^15,则3m(2n^2+1)的值是多少?