Question

Q-give the introduction of complex number......

Answer 1

All the numbers that satisfies the equation i sqaure = -1 and can be expressed in the form a+bi , where a and b are real numbers and i is the imaginary number.Hope it helps and pls mark as the best answer. :-)

Answer 2

oye hoye kya saawal hai??xD

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.