Some Signs And Symbols In Mathematics You Should Not Forget.

x = y x equals y, x < y x is less than y, x > y x is greater than y, x << y x is much less than y, x >> y x is much greater than y, x &#8804; y x is less than or equal to y, x &#8805; y x is greater than or equal to y, x &#8800; y x is not equal to y, x &#8776; y x is approximately equal to y.
For Tution On Algera, Calculus, Stimutaneous Equt... [sit and watch/sit and read Methodology]

Calculus Propercalculus by wolfram


Contact-me mathematics is Hard? maybe it's because you think so... rickosi