Basic Mathematics Part-4

Basic Mathematics |Introduction|Calculus |Function |Differentiation|Average Rate Of Change |Instantaneous Rate Of Change |Theorems Of Differentiation|Practice Exercise |Summary

Basic Mathematics |Calculus |Definite Integral |Let us Understand |Concept Of Area Under The Curve |Average Value Of A Continuous Function |Practice Exercise|Summary

Basic Mathematics|Calculus|Integral Calculus|Important Formulae|Practice Exercise|Summary

Basic Mathematics|Trigonometrical Ratios|Practice Exercise|Important Points|Summary

Basic Mathematics|Basics Of Trigonometry|Questions|Trigonometrical Ratios|ASTC Rule Of The Four Quadrants|Trigonometrical Ratios Of General Angles|Practice Exercise|Summary

Basic Mathematics |Resolution Of Vectors|Resolution Of Vectors Into Rectangular Components|Rectangular Components Of A Vector In Three Dimensions|Direction Cosines|Practice Exercise Questions|Summary

Basics of Mathematical Reasoning | Truth Tables and Laws

In a school there are 20 teachers who teach mathematics or physics.Of these,12 teach mathematics and 4 teach both physics and mathematics.How many teach physics?