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Hi there, this is a common confusion so don't worry.
It is helpful to write out a number line when differentiating and drawing an arrow to show which way the power is moving.
<---- dif...

Shakespeare challenges gender roles in Macbeth through the characters of Macbeth and Lady Macbeth. Macbeth is seen to be ambitious and “o’erleap[ing]”, but Shakespeare develops the character of his wife i...

(a) If the sequence = p , 5p-8 and 3p+8 is an arithmetic sequence then the difference between successive terms must be constant.e.g. (5p-8)-(p) = (3p+8)-(5p-8)=> 4p-8 = -2p+16 => 6p = 24 => p=24/...

The answer should reach a judgement on how accurate it is to say that Stalin’s use of terror in the 1930s was fundamentally similar to Lenin’s use of terror in the years 1918–24. The introduction might ou...

As we know, fertilisers are used by farmers to increase crop yield, and artificial fertilisers in particular are very high in nutrients such as phosphorus and nitrogen which stimulate plant growth. Howeve...