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Apply FOIL (First, outside, inside, last): (x + 4)(x - 5) = x 2 - 5x + 4x -20 = x 2 - x -20 x(x + 4)(x - 5) = x( x 2 - x -20 ) = x 3 - x 2 - 20x

The primary structure of a protein is made up of a sequence of amino acids which is coded for by the organisms DNA triplets which are transcribed in the process of protein synthesis, the secondary structure ...

The poem reflects on abuse of power, but by dwelling on the transience of mortal existence shows that even powerful dictators must fall. Although the dictator's power seemed 'vast' at the time, he (Ozymandia...

To see if (0,8) lies on the line y, substitute 0 (the x coordinate) into y = 4x+9 so y=4(0)+9 y=4(0)+9 therefore y= 0+9 = 9since the output (9) is not the same as the respective coordinate (8), (0,8) does no...

This is a very standard GCSE History question. To get the four marks you just need to recall 4 key points about the treaty. You can also make fewer points with more explanation if you can't remember 4 separa...