Prime factorization of 21
13 and r
let f:R toR be signum function defined as f(x) andg:RtoR be the greatest integer functiongiven by g(x) where [x] is greatest integer less than or equal to x then does fog and gof coincide in(0,1]
prove that line joining the mid point of any two sides of a triangle prallel to the another side bisects the third side
prove that line joining the mid point of any two sides of a triangle prallel to the another side bisects the third side