beautiful Olympiad inequality by professor Vasile Cirtoaje

prove integrate arctan x ln (1+x^2)/x from 0 to 1 into harmonic sum

unusual technique of improper integal

Outstanding inequality from Greece

very beautiful / complicated integral

Welcome to Sherif Academy

ورقة بحثية ( توسيع استخدام نظرية ذات الحدين ) وربطها مع الاحتمال و مبدأ العد

practical motion part 1

very complicated and outstanding inequality ( high Olympiad Level )

مسألة اولمبياد افريقية 2005 مشوقة pan african 2005

revision mech 1

log 1 grade 10 math

inverse trig function Math grade 10

integration techniques Math grade 11

combination

absolute value

vectors 3

revision mech 2

matrix grade 10 math

log 3 math grade 10

friction 2

conclude derivative from a function graphically

equilibrium of a rigid body under the effect of 3 forces

Revision on mechanics 1 01

parabola problem special inclined parabola

pan African mathematics Olympiad ( counting principle )

graph of tan x , sec x and csc x math grade 10

determinant Math grade 10

circular motion part 2

almost impossible integral 3