Question

5(^ 1/5 +-4) 2(-4)(-0.8)^ 2

Answer 1

Explanation:

`\displaystyle\ \Large \boldsymbol{} (5((1)/(5)+(-4) ))/(2\cdot(-4) \cdot (0-0,8)^2) =(^1 \ 5^( )\!\!\!\!\diagup\cdot (1)/(5\!\!\!\!\diagup)-20 )/(-8 \cdot 0,64 ) = \\\\\\ (-20+1)/(-5,12) =(-19)/(-5,12) \cdot (25)/(25) =(475)/(128) =\boxed{\pmb{3(91)/(128) }}`