Question

4
$\times$
81 -1\2(81 1\2
$+$
81 1\2)
​

Answer 1

MARK ME AS BRAINLIEST

⇒4 x 81 - 1/2 ( 81 x 1/2 + 81 x 1 /2 )

⇒4 x 80.5 ( 81 x 1/2 + 81 x 1 /2 )

⇒322 ( 81 x 1/2 + 81 x 1 /2 )

⇒322 ( 40.5 + 40.5 )

⇒322 ( 81 )

⇒26082