Question

Find mean, median, mode of following data
Xi-5, 10, 15, 20, 25, 30, 35, 40, 45,50
Fi-20, 43, th, 6t, 72, 45,39, 9,8,6

Answer 1

If the expression `3x^2 +2pxy +2y +2ax-4y+1` can be resolved into two linear factors then p must be a root of the equation