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Multiply the first term in the first bracket, so that would be x, with the second bracket. step one: x(x-3) is identical to: x^2 - 3x

We can now multiply the second number in the first bracket, whi...

Construct a punnet square, putting the gametes of one parent in the first vertical column and the other parent in the first horizontal column. Next carry out the cross by combining the gametes in the squa...

The present subjunctive is used in situations that express doubt and uncertainty. Things that you are to some extent unsure they will happen, unlike the present, used for true facts and situations. There ...

First, it depends on whether the forward reaction is exothermic or endothermic. Lets use the formation of ammonia as an example: N2 + 3H2 <-> 2NH3. The forward reaction is exothermic, so it releases...

Atticus tries to help his children empathise with others in To Kill a mockingbird. In a world where people judge each other based on their skin colour and class, Atticus wants his children to treat other ...