Question

Tolong dikerjakan menggunakan cara kerja dengan benar

Answer 1

1.) 8^2/9 . 8^4/9 =

(2^3)^2/9 . (2^3)^4/9 =

2^2/3 . 2^4/3 =

2^(2/3 + 4/3) =

2^6/3 =

2^2 =

4

2.) 4^1/2 . 4^-1 =

(2^2)^1/2 . (2^2)^-1 =

2^1 . 2^-2 =

2^(1 + (-2)) =

2^-1 =

1/2

3.) 9^3/4 . 9^6/8 =

(3^2)^3/4 . (3^2)^6/8 =

3^3/2 . 3^6/4 =

3^3/2 . 3^3/2 =

3^(3/2 + 3/2) =

3^6/2 =

3^3 =

27

4.) 16^-1/2 . 16^1/4 =

(2^4)^-1/2 . (2^4)^1/4 =

2^-2 . 2^1 =

2^(-2 + 1) =

2^-1 =

1/2

32^7/5 . 32^3/5 =

(2^5)^7/5 . (2^5)^3.5 =

2^7 . 2^3 =

2^(7 + 3) =

2^10 =

1024

semoga membantu^^