SOME IMPORTANT BASIC ABOUT MATHS

 SOME IMPORTANT BASIC ABOUT MATHS😇

👉 Omega cube is equal to 1.

👉One plus omega plus omega square is equal to zero.

👉Sum of the root=-b/a

👉Product of the root =c/a

👉"0" is Additive identity 

👉"1" is Multiplicative identity 

👉Ratio

a:b

Where "a" is called Antecedent 

And "b" is called Consequent

👉Proportion 

a:b::c:d

"a" &"d" (Extreme)

"b"&"c" (Mean)

👉All the sides are equal in measure is called equilateral triangle.

👉Two sides are equal in measure is called isosceles triangle.

👉All the sides are different in measure is called scalene triangle.

👉An angle greater than 90° is called Abtuse angle triangle.

👉An angle less than 90° is called acute angle triangle.

👉 A set with no element is called is empty set.

👉A set having only one element is called singleton set.

🌻De-Morgran's laws;

(AUB)`=A`intersection B`

(A intersection B)`=A`UB`

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