Question

26. Evaluate : ✓sec theta -1 / sec theta+1 +✓ sec theta +1 sec theta-1 (b) 2cos e (d) 2sec e (a) 2sin e (c) 2cosec o​

Answer 1

Answer:

Soil is the loose surface material that covers most land. It consists of inorganic particles and organic matter. Soil provides the structural support to plants used in agriculture and is also their source of water and nutrients. ... Each type has particular strengths and weaknesses for agricultural production.