Answer:
a
Step-by-step explanation:
idk
8²
(8^3)(8^-2)(8^1)
=512(8^-2)(8^1)
=512(1/64)(8^1)
=8(8^1)
=(8)(8)
=64
√64=8
(8•8 so 8²)
hello :
x² - 9x = 0
x(x-9)=0
x=0 or x-9=0
x=0 or x= 9
