Question

please solve as many as u can

Answer 1

Step-by-step explanation:

i) 81^-1 × 3^5

= 1/81 × 243

= 1/3 or 3^-1

Answer 2

$\small\tt\red{Question = {81}^{ - 1} \times {3}^{5} } \\ \\ \small\orange{\underline{ \underline{solution}: - }} \\ \\ \tt \color{purple} = {81}^{ - 1} \times {3}^{5} \\ \\ \color{purple} =(3)^{4 \times - 1} \times {3}^{5} \\ \\ \color{purple} = {3}^{ - 4} \times {3}^{5} \\ \\ \color{purple} = {3}^{ - 4 + 5} \\ \\ \color{purple} = {3}^{1} \\ \\ \color{green} =3 \: \: answer \\ \\ \\ \small\red{\boxed{\boxed{it's ᭄亗 乄 ＭꫝղᎥនh 乄 亗✯❤࿐}}}$