Have you Learnt the Algebraic Symbols?


Symbol Name
Meaning / definition

x variable
unknown value to find
when 2x = 4, then x = 2

identical to

equal by definition
equal by definition

equal by definition
equal by definition

approximately equal
weak approximation
11 ~ 10

approximately equal
sin(0.01) ≈ 0.01

proportional to
proportional to
y ∝ x when y = kx, k constant

infinity symbol

much less than
much less than
1 ≪ 1000000

much greater than
much greater than
1000000 ≫ 1

( )
calculate expression inside first
2 * (3+5) = 16

calculate expression inside […]

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