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Theodolite  surveying - Theodolite in surveying.  1) Theodolite surveying - Theodolite in surveying  - Theodolite surveying lecture.  Smart View YouTube channel Discripation - Theodolite surveying : types of Theodolite component parts of Theodolite and their functions , technical terms. 1) Theodolite surveying Introduction  2) Types of Theodolite  3) Uses of Theodolite  Theodolite surveying - Theodolite in surveying  - Theodolite surveying lecture.  Smart View YouTube channel.  YouTube video link -  https://youtu.be/pNNx0drKWiQ Thank you. 

  Smart View YouTube channel.  1) Differentiation formulas  Differentiation formulas -  Differentiation formulas tricks -  Differentiation formulas class 12 -  Differentiation formulas .  Differentiation - We make a list of derivative of basic functions as in video for reference. Students are advised to know them with proper understanding. Without knowing them ,will be handicapped for future study. Do not neglect them. Try to memorize and use whenever required. The best way of study them is make a copy on hard paper and keep along with you while solving problems on Derivatives.(Differentiation Formulas) Differentiation formulas -  Differentiation formulas tricks -  Differentiation formulas class 12 -  Differentiation formulas . Video link -  https://youtu.be/V2fd4M3_xTY Thank you.