Matematika Tolong kak d bantu ya​

michaelpaucekulv – April 05, 2023

Tolong kak d bantu ya​

[tex]\sqrt{81^{x+6}} = 9^{-x-3}\\\\((9^{2})^{x+6})^{\frac{1}{2}} = 9^{-x-3}\\\\2(x+6)(\frac{1}{2})=-x-3\\\\x+6=-x-3\\\\2x=-9\\\\x=\frac{-9}{2}=-4\frac{1}{2}[/tex]