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The reaction force is the force that the table exerts on an object which is pressing on it.
The reason there is a reaction force is because the table is made of atoms and you can imagine these atoms ...

Here we have two equations with two unknowns, the method we use to solve this is substitution. First, find one of the unknowns in terms of the other by rearranging the first equation to arrive at y = 3x -...

This diagram refers to the management styles, in accordance to the concern for task compared to concern for people. Therefore this refers to whether the manager is task orientated, if the work is more imp...

Rearrange the second equation in terms of y: meaning that the equation is of the form y = ....-this will give y = 3 - x/2You may now substitute the y in the left hand equation with what y in the right han...

First we must expand the demoninator to; (x+3)(x-3)Then we can multiply the left hand fraction on top and bottom by (x-3) to get a common demoninatorthis gives us; (4x)/((x+3)(x-3)) - ((2)(x-3))/((x+3)(x-...