min Z=12X+5Y
X+Y>=25
X+3.5Y>=30
6X+5Y>=50 SIMPLEX METHOD LP
prove that if the side of a triangle is extended then the exterior angle is equal to sum of its remote interior angles
Alpha , beta are the roots of x^2+x +1=0 then equation whose roots are alpha^19, beta^16.
Two pairs of straight lines y^2+xy-12x^2=0, and ax^2+2hxy +by^2 =0 have one line in common then
Divide 32 into four parts which are in AP, such that the ratio of product of extremes to the
product of means is 7:15.