Question

differentiate the following w.r.t to x.

1.) e^{-1}

2.) 1/x³

3.) 5 x⁴ +4x³/⁴-3x²+2x

4.) √x-1/√x

Answer 1

1) 0
2) -3/x^4
3)  −2x(15x^2−9x−8)  / (3x-2)^2
4) (x+1)/2x^3/2

Answer 2

Step-by-step explanation:

The three most common methods are basin irrigation, border irrigation and furrow irrigation. Water is typically introduced at the highest point or along the edge of a field, which allows covering the field by overland flow.