Question

Can someone help with this please

Answer 1

Explanation:

`y = (4)/(x) + √(x + 0.2) - 5x`

`x = (4)/(5)`

`y = (4)/(1) / (4)/(5) + \sqrt{ (4)/(5) + 0.2} - 5 * (4)/(5)`

`(4)/(1) * (5)/(4) + √(0.8 + 0.2) - 4`

`5 + √(1) - 4`

`5 + 1 - 4 \\ 6 - 4 = 2`