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I have not had a lot of free time recently because I must revise for my exams. However, I like to exercise to improve my health. At home, when I am not working, I use my computer in order to download musi...

First we need to use the factor theorem to find a factor.f(1)=-25 so x-1 is not a factorf(-1)=9 so x+1 is not a factorf(2)=0 so x-2 is a factorSo x-2 is our starting point, we need to polynomial division ...

To solve these equations you first want to eliminate the same variable from each equation. In this question it is easiest to eliminate Y, to do this we will times equation 1 by 3 to get 21X-18Y=114 and eq...

In order the understand Henry's technique in consolidating his power along with his level of success it must first be understood why this was such a big issue for him by considering the problems he faced....

Magnesium loses two electrons which are transferred to the oxygen atom (so oxygen gains two electrons). In this way, both magnesium and oxygen will acheive a stable full outer shell of electrons. The elec...