Discover Questions

Make a conjecture about the next item in the sequence.1, -4, 9, -16,? In one mole of the compound iron(III) oxide,
what fraction of the total number of ions is
the oxygen ion? Questions for medicine I could not get it and I need your help? Find a positive angle, less than 360 degrees, that is coterminal with a 1715 degree angle. Please show steps!!? Problem involving math induction! 1. Prove for every integer p, p^2 + 3p + 8 is even.?