Question

find the value of x if (6÷5)^x ×(6÷5)^2x=125÷216​

Answer 1

Answer:

x is -1

Step-by-step explanation:(6/5)^x*(6/5)^2x=(5/6)^3

(6/5)^3x=(5/6)^3

1=(5/6)^3*(5/6)^3x

(5/6)^0=(5/6)^3x+3

3x+3=0

3x=-3

x=-1